Miguel27525
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 56
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 11
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 11
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 Questions Asked
 20
 Questions Answered
 0
 Medals Received
 0

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 0
 Questions Answered
 0
 Medals Received
 0

 Questions Asked
 56
 Questions Answered
 2
 Medals Received
 7

 Questions Asked
 2
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 0
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 0

 Questions Asked
 11
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 Questions Asked
 11
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Questions Asked

Miguel27525:
Group Title
As light shines from air to water (n = 1.43) at an incident angle of 36.0 º, what is its angle of refraction?
…
 updated 22 days ago
 8 replies
 1 Medal
Mathematics

Miguel27525:
Group Title
A 2,100 kg car is lifted by a pulley. If the cable breaks at 4.50 m, what is the velocity of the car when it hits the ground?
 updated 22 days ago
 17 replies
 1 Medal
Mathematics

Miguel27525:
Group Title
An object is 25.0 cm from the mirror, its height is 5.0 cm, and focal length is 8.0 cm. What is the distance from the image to the mirror?
 updated 22 days ago
 7 replies
 No Medals Yet
Mathematics

Miguel27525:
Group Title
A car traveling at 98 km/h comes to a stop in 15 s. What is the car's acceleration in km/h/s?
 updated 23 days ago
 7 replies
 1 Medal
Mathematics

Miguel27525:
Group Title
Under what circumstances will light display total internal reflection?
A.)light passing from a lowvelocity medium to a highvelocity med…
 updated 23 days ago
 14 replies
 2 Medals
Mathematics

Miguel27525:
Group Title
What did Taylor's experiment do?
A.)accurately measured the speed of light
…
 updated 23 days ago
 6 replies
 2 Medals
Mathematics

Miguel27525:
Group Title
An object 4 cm tall stands 10 cm in front of a converging mirror of focal length 5 cm. Using the concept of the three principal rays, click …
 updated 23 days ago
 6 replies
 No Medals Yet
Mathematics

Miguel27525:
Group Title
1.)alignment of light in only one vibrational orientation
2.)mirror that causes parallel incident rays of light to converge at the focus
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 updated 23 days ago
 9 replies
 2 Medals
Mathematics

Miguel27525:
Group Title
The index of refraction of a substance is 1.5. Find the sine of the angle of refraction if the sine of the angle of incidence is 0.15.
si…
 updated 23 days ago
 12 replies
 2 Medals
Mathematics

Miguel27525:
Group Title
Please help i am so lost :/
1.)Image produced by a concave lens
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 updated 23 days ago
 8 replies
 2 Medals
Mathematics

Miguel27525:
Group Title
Please help I give medals >.<
The index of refraction of a transparent substance is 1.7, and the speed of light in air is 3.00 · 108 s. C…
 updated 23 days ago
 10 replies
 1 Medal
Mathematics

Miguel27525:
Group Title
The index of refraction of a substance is 1.5. Find the sine of the angle of refraction if the sine of the angle of incidence is 0.15.
 updated 24 days ago
 4 replies
 No Medals Yet
Mathematics

Miguel27525:
Group Title
At a particular temperature the speed of sound is 330 m/s and its frequency is 990 Hz. Choose the correct period of the wave in fractional f…
 updated 24 days ago
 6 replies
 No Medals Yet
Mathematics

Miguel27525:
Group Title
The velocity of a wave is a function of its:
Energy
…
 updated 25 days ago
 3 replies
 No Medals Yet
Mathematics

Miguel27525:
Group Title
Two waves are interfering with each other. The first wave has an amplitude of +2 cm, and the second wave has an amplitude of 1 cm. When the…
 updated 25 days ago
 2 replies
 No Medals Yet
Mathematics

Miguel27525:
Group Title
Compared to its incident wave form, a wave form reflected from a more dense medium will be
Inverted or Identical
 updated 25 days ago
 No Medals Yet
Mathematics

Miguel27525:
Group Title
The effect of the superposition of waves is called what?
 updated 25 days ago
 No Medals Yet
Mathematics

Miguel27525:
Group Title
As a wave enters a more dense medium (i.e., air to water), its velocity
A.)increases
…
 updated 25 days ago
 6 replies
 No Medals Yet
Mathematics

Miguel27525:
Group Title
Determine the difference in the speed of sound in hydrogen at 0°C and in air at 30°C. Also indicate if it is faster or slower.
 updated 25 days ago
 No Medals Yet
Mathematics

Miguel27525:
Group Title
The velocity of a wave is a function of its:
Energy
…
 updated 28 days ago
 1 reply
 No Medals Yet
Mathematics

Miguel27525:
Group Title
In 3.0 seconds, a wave generator produces 15 pulses that spread over a distance of 45 centimeters. Calculate the wave's frequency.
 updated 29 days ago
 10 replies
 No Medals Yet
Mathematics

Miguel27525:
Group Title
In 3.0 seconds, a wave generator produces 15 pulses that spread over a distance of 45 centimeters. Calculate the wave's frequency.
 updated 29 days ago
 No Medals Yet
Mathematics

Miguel27525:
Group Title
What is the amplitude distance from crest to trough (2A)?
 updated 29 days ago
 8 replies
 2 Medals
Mathematics

Miguel27525:
Group Title
A wave has a velocity of 24 m/s and a period of 3.0 s.
What is the frequency of the wave?
 updated 29 days ago
 36 replies
 3 Medals
Mathematics

Miguel27525:
Group Title
Calculate the kinetic energy of a 4.00 kg object traveling at 16.0 m/s.
…
 updated one month ago
 6 replies
 1 Medal
Mathematics

Miguel27525:
Group Title
If 10 calories of energy are added to 2 grams of ice at 30° C, calculate the final temperature of the ice. (Notice that the specific heat o…
 updated one month ago
 1 reply
 1 Medal
Mathematics

Miguel27525:
Group Title
A fulcrum moving a resistance of 200 g has a distance to the fulcrum of 20 cm, the effort mass of 50 g has a distance to the fulcrum of 80 c…
 updated one month ago
 No Medals Yet
Mathematics

Miguel27525:
Group Title
A horse pulls on an object with a force of 300 newtons and does 12,000 joules of work. How far was the object moved?
 updated one month ago
 8 replies
 2 Medals
Mathematics

Miguel27525:
Group Title
The impulse given to a ball with mass of 2.0 kg is 16 N*s. If the ball were already moving at 3.0 m/s., what would the final velocity be?
 updated one month ago
 No Medals Yet
Mathematics

Miguel27525:
Group Title
If a fly sits halfway between the axis and the edge of a rotating phonograph turntable, what happens to its tangential speed when the RPM is…
 updated one month ago
 No Medals Yet
Mathematics
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