Miguel27525
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 Questions Asked
 20
 Questions Answered
 0
 Medals Received
 0

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 0
 Medals Received
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 Questions Asked
 56
 Questions Answered
 2
 Medals Received
 7

 Questions Asked
 2
 Questions Answered
 0
 Medals Received
 0

 Questions Asked
 11
 Questions Answered
 0
 Medals Received
 0

 Questions Asked
 11
 Questions Answered
 0
 Medals Received
 0

 Questions Asked
 20
 Questions Answered
 0
 Medals Received
 0

 Questions Asked
 0
 Questions Answered
 0
 Medals Received
 0

 Questions Asked
 56
 Questions Answered
 2
 Medals Received
 7

 Questions Asked
 2
 Questions Answered
 0
 Medals Received
 0

 Questions Asked
 11
 Questions Answered
 0
 Medals Received
 0

 Questions Asked
 11
 Questions Answered
 0
 Medals Received
 0

0 
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 7 months 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 7 months ago
 17 replies
 2 Medals
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 7 months 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 7 months 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 7 months ago
 14 replies
 2 Medals
Mathematics

Miguel27525:
Group Title
What did Taylor's experiment do?
A.)accurately measured the speed of light
…
 updated 7 months 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 7 months 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
…
 updated 7 months 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 7 months ago
 12 replies
 2 Medals
Mathematics

Miguel27525:
Group Title
Please help i am so lost :/
1.)Image produced by a concave lens
…
 updated 7 months 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 7 months 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 7 months 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 7 months ago
 6 replies
 No Medals Yet
Mathematics

Miguel27525:
Group Title
The velocity of a wave is a function of its:
Energy
…
 updated 7 months 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 7 months 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 7 months ago
 No Medals Yet
Mathematics

Miguel27525:
Group Title
The effect of the superposition of waves is called what?
 updated 7 months 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 7 months 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 7 months ago
 No Medals Yet
Mathematics

Miguel27525:
Group Title
The velocity of a wave is a function of its:
Energy
…
 updated 7 months 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 7 months 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 7 months ago
 No Medals Yet
Mathematics

Miguel27525:
Group Title
What is the amplitude distance from crest to trough (2A)?
 updated 7 months 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 7 months 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 7 months 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 7 months 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 7 months 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 7 months 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 7 months 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 7 months ago
 No Medals Yet
Mathematics
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