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katlin95

  • one year ago

__________, which compares an object’s mass to its volume, is an important characteristic property of all substances. A. Volume B. Length C. Density D. Gravity

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  1. jim_thompson5910
    • one year ago
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    what did you get

  2. katlin95
    • one year ago
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    I got density

  3. jim_thompson5910
    • one year ago
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    that is correct density = mass/volume

  4. katlin95
    • one year ago
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    yaya!!! I have another question

  5. katlin95
    • one year ago
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    write 6.3 · 10-5 as a number A. 0.063 B. 0.0063 C. 0.000063 D. 0.00063 Wouldnt it be C??

  6. jim_thompson5910
    • one year ago
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    yep, move the decimal 5 spots to the left

  7. katlin95
    • one year ago
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    can u try your best to correct my questions?

  8. jim_thompson5910
    • one year ago
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    what kind of questions, science?

  9. katlin95
    • one year ago
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    yep, easy question

  10. jim_thompson5910
    • one year ago
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    ok it'll depend, but i'll give it my best shot

  11. katlin95
    • one year ago
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    okay thanks!!:)

  12. katlin95
    • one year ago
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    How do an astronaut mass and weight on the earth compare to those on the moon? A. mass and weight are both different B. mass and weight are both the same C. mass is different weight is the same D. mass is the same, weight is different

  13. jim_thompson5910
    • one year ago
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    what did you get

  14. katlin95
    • one year ago
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    got C

  15. jim_thompson5910
    • one year ago
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    you have it flipped, mass would stay the same (they don't lose any particles of mass), but the weight would be different

  16. jim_thompson5910
    • one year ago
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    since the force of gravity on the moon is smaller

  17. katlin95
    • one year ago
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    oh gotchya!

  18. katlin95
    • one year ago
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    which of the following describes the correct way to handle a test tube that is being heated in science lab? A. light a match above the test tube to test wheather the released gas is flammable B. move the test tube below your nose so you can easily observe the released gas C. point the container away from yourself and your lab partners to avoid injury D. point the container toward yourself so that others wont be affected by the chemicals

  19. katlin95
    • one year ago
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    I got B

  20. jim_thompson5910
    • one year ago
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    hmm unless you know what the gas is (and if it's not toxic), then B would be fine

  21. jim_thompson5910
    • one year ago
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    but most of the time you don't know the gas and if it's toxic or not

  22. jim_thompson5910
    • one year ago
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    A is just stupid and will most likely lead to a fire

  23. katlin95
    • one year ago
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    its C

  24. jim_thompson5910
    • one year ago
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    yep, D is just as stupid too when you can do C

  25. katlin95
    • one year ago
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    yep lol

  26. katlin95
    • one year ago
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    write 7,200,000,000 in scientific notation A. 7.2*10^8 B. 7.2*10^7 C. 7.2*10^10 D. 7.2*10^9

  27. jim_thompson5910
    • one year ago
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    you got ???

  28. katlin95
    • one year ago
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    I got D

  29. jim_thompson5910
    • one year ago
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    me too, it's 7.2 billion

  30. katlin95
    • one year ago
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    write 9.4*10^-2 as a number A. 0.094 B.0.94 C. 9.4 D. 0.0094

  31. katlin95
    • one year ago
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    I got D

  32. jim_thompson5910
    • one year ago
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    move the decimal 2 spots to the left

  33. katlin95
    • one year ago
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    oh A right?

  34. jim_thompson5910
    • one year ago
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    yep

  35. katlin95
    • one year ago
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    if you accidently mixed two different liquids in an expiriment and found that the mixture was bubbling, what should you do? A. observe and record what happens next B. pour the mixture imedietly into a nearby sink C. report it to the teacher immedietly D. write it your loabrotory report under the conclusions section

  36. katlin95
    • one year ago
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    wouldnt it be either A or C?

  37. jim_thompson5910
    • one year ago
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    probably C since it could be hazardous, but you don't know

  38. jim_thompson5910
    • one year ago
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    better be safe than sorry

  39. katlin95
    • one year ago
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    yes thats very true lol!

  40. jim_thompson5910
    • one year ago
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    it definitely wouldn't be B because you could be pouring toxic chemicals down the drain which would end up in a local river or stream

  41. jim_thompson5910
    • one year ago
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    or the ocean

  42. katlin95
    • one year ago
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    in significant figures, which zeros are NOT considered significant? A. zeros before a digit, but after a decimal B. zeros between two non-zero numbers C. zeros in a whole number before a stated decimal D. zeros in a whole number before an implied decimal I think its A

  43. katlin95
    • one year ago
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    or B

  44. jim_thompson5910
    • one year ago
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    either A or D I think

  45. katlin95
    • one year ago
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    hmm which one should we choose then?

  46. jim_thompson5910
    • one year ago
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    something like 0.000000501 has 3 sig figs (5, 0, 1) because the zeros in front aren't counted

  47. jim_thompson5910
    • one year ago
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    something like 7,000,000 has only 1 sig fig

  48. jim_thompson5910
    • one year ago
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    but if you said 7,000,000.0, then it would have 7 sig figs

  49. katlin95
    • one year ago
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    so then we should pick A right?

  50. jim_thompson5910
    • one year ago
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    D could be lumped together with C somehow, not sure though

  51. jim_thompson5910
    • one year ago
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    so I would think D is partially true, which means we can eliminate it

  52. jim_thompson5910
    • one year ago
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    so yeah, A

  53. katlin95
    • one year ago
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    which one of the following is true about scientific throry and scientific law? A. a scientific law can be changed, while a theory is absolute B. a scientific theory can be changed, while a scientific law is absolute C. Both scientific law and scientific theory are absolute and cannot be challenged D. both scientific laaw and scientific theory can be challenged

  54. katlin95
    • one year ago
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    I got A

  55. jim_thompson5910
    • one year ago
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    you sure?

  56. katlin95
    • one year ago
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    actually I think they both can be absolute but not chalanged

  57. katlin95
    • one year ago
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    what do you think I got C for my answer now

  58. jim_thompson5910
    • one year ago
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    I would think that a law is absolute, but a theory can be challenged

  59. jim_thompson5910
    • one year ago
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    if it couldn't be challenged, then it would be perfect and there wouldn't be any flaws

  60. katlin95
    • one year ago
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    oh alright, so then B would be a reliable answer?

  61. jim_thompson5910
    • one year ago
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    yeah B sounds better

  62. katlin95
    • one year ago
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    what does a centi represent? A. 10^-3 B. 10^-2 C. 10^2 D. 10^3

  63. Grazes
    • one year ago
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    B. 10^-2

  64. jim_thompson5910
    • one year ago
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    centi = one-hundredth

  65. katlin95
    • one year ago
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    hey jim sorry my computer died

  66. katlin95
    • one year ago
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    u still here

  67. jim_thompson5910
    • one year ago
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    that's ok

  68. katlin95
    • one year ago
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    I got b for the last question about the centi

  69. jim_thompson5910
    • one year ago
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    yes that's correct

  70. katlin95
    • one year ago
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    how many millimeters are in 1.6 liters?

  71. jim_thompson5910
    • one year ago
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    you mean milliliters?

  72. katlin95
    • one year ago
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    1,600 right? and yep:)

  73. jim_thompson5910
    • one year ago
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    not millimeters

  74. jim_thompson5910
    • one year ago
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    yeah 1600 mL

  75. katlin95
    • one year ago
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    is the mass of the force if gravity on an object? A. volume C. mass C. matter D. weight

  76. jim_thompson5910
    • one year ago
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    what did you get

  77. katlin95
    • one year ago
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    I got weight

  78. jim_thompson5910
    • one year ago
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    good

  79. katlin95
    • one year ago
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    is that correct?

  80. jim_thompson5910
    • one year ago
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    yes

  81. katlin95
    • one year ago
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    what is the base unit for mass in the international system of units (si) A. gram B. kilogram C. ounce D. pound I got a kilogram

  82. jim_thompson5910
    • one year ago
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    right again

  83. katlin95
    • one year ago
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    Which of the following is equivalent to 16mL? A.16cm^3 B.16 gallons c.16 liters D. 16m^3

  84. katlin95
    • one year ago
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    I got A

  85. jim_thompson5910
    • one year ago
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    me too

  86. katlin95
    • one year ago
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    which of the following is a temperature represented in metric system scale? A. 4mL B. 30 degree C C. 68 k D. 85 degrees F

  87. katlin95
    • one year ago
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    I got B

  88. jim_thompson5910
    • one year ago
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    correct

  89. katlin95
    • one year ago
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    write 0.72 in scientific notation I got 7.2*10^-1

  90. jim_thompson5910
    • one year ago
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    good

  91. jim_thompson5910
    • one year ago
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    you're on a roll

  92. katlin95
    • one year ago
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    thanks! write 9.4*10^5 as a number A. 940,000 B. 9,400 C. 94,000 D. 9,400,000

  93. jim_thompson5910
    • one year ago
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    you got what

  94. katlin95
    • one year ago
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    I got C as my answer

  95. katlin95
    • one year ago
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    @jim_thompson5910 were did ya g? lol

  96. jim_thompson5910
    • one year ago
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    C is wrong

  97. jim_thompson5910
    • one year ago
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    sry the site is glitching on me

  98. jim_thompson5910
    • one year ago
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    and going slow too

  99. katlin95
    • one year ago
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    hey u their?

  100. katlin95
    • one year ago
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    @jim_thompson5910

  101. jim_thompson5910
    • one year ago
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    yeah

  102. katlin95
    • one year ago
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    if cathys height is 66 inches, what is her height in centimeters equality statment 1 in=2.54 cm A. 10.23 cm B. 25.98 cm C. 167.64 cm D. 425.81 cm

  103. katlin95
    • one year ago
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    I got B

  104. jim_thompson5910
    • one year ago
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    you multiply by 2.54, not divide

  105. katlin95
    • one year ago
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    167.64

  106. katlin95
    • one year ago
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    in what way does science helps us to catagorize the world? A. chemically B. effortlessly C. emotionally D. physically

  107. katlin95
    • one year ago
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    I think its D

  108. jim_thompson5910
    • one year ago
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    D sounds right, but it might be A

  109. jim_thompson5910
    • one year ago
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    D sounds like a better fit though

  110. katlin95
    • one year ago
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    write 9.4*10^5 as a number A. 940,000 B. 9,400 C. 94,000 D. 9,400,000

  111. katlin95
    • one year ago
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    is it b?

  112. jim_thompson5910
    • one year ago
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    no

  113. jim_thompson5910
    • one year ago
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    B would be 9.4*10^3

  114. katlin95
    • one year ago
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    D?

  115. katlin95
    • one year ago
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    ?

  116. jim_thompson5910
    • one year ago
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    you would move the decimal point 5 spots to the right

  117. katlin95
    • one year ago
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    ohhh lol then A

  118. katlin95
    • one year ago
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    right?

  119. jim_thompson5910
    • one year ago
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    yes

  120. katlin95
    • one year ago
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    thanks fer yer help:)!!

  121. jim_thompson5910
    • one year ago
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    yw

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