Recent questions in Physics

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20 points Which of the following is true about the potential energy between charged particles. Choose the two that apply. a Potential energy increases as like charges get closer. b Potential energy increases

Gregseth asked Jun 11, 2023

by Gregseth

4.2k points

2 answers

15 votes

158k views

A spaceship and an asteroid are moving in the same direction away from Earth with speeds of 0.8 c and 0.45 c, respectively. What is the relative speed between the spaceship and the asteroid?

John Holliday asked Jun 11, 2023

by John Holliday

4.2k points

1 answer

3 votes

107k views

A wave has a frequency of 20.0 Hz and a velocity of 5.0 m/s. What is its wavelength?

Ben Evans asked Jun 11, 2023

by Ben Evans

3.7k points

1 answer

20 votes

9.9k views

There are two seemingly inconsistent models of light. One model suggest light ispure energy wave and the other suggests that light is made up of particles orphotons. How would you explain the results when

Salim B asked Jun 11, 2023

by Salim B

3.9k points

1 answer

2 votes

98.2k views

A police car traveling at a speed of 30.0 meters per second sounds its siren, which has a frequency of 1.00 × 103 hertz. As the police car moves from a stationary pedestrian, the pedestrian detects a siren

Moka asked Jun 11, 2023

by Moka

3.9k points

1 answer

3 votes

37.8k views

The bullseye of a dart board is directly across from the dart being thrown, S. / maway. If the dart is released at 21.3 m/s horizontally. Does the dart hit within 1.00cm of the bullseye? It not, how should

Avinash Ajay Pandey asked Jun 11, 2023

by Avinash Ajay Pandey

4.1k points

1 answer

5 votes

105k views

A ray of sunlight moves from the air into the denser medium of a pond. The light ray will? A) Be reflectedB) not be affected C) speed up D) slow down

Smoothware asked Jun 11, 2023

by Smoothware

3.9k points

1 answer

4 votes

91.9k views

Assume the speed of sound in air is vo and write your results only in terms of vo, L, m, and fo. At a distance d from the string the intensity of the wave in air is Io and the displacement of the sound

Pras asked Jun 11, 2023

by Pras

4.0k points

1 answer

1 vote

9.9k views

How can cell phone radiation be harmful to people

Erotavlas asked Jun 11, 2023

by Erotavlas

3.9k points

2 answers

6 votes

145k views

2. What factor determines the path a star will take in its post-main sequence? O amount of light O gravitational pull Omass O number of hydrogen molecules

Ken Tucker asked Jun 11, 2023

by Ken Tucker

4.0k points

1 answer

23 votes

147k views

Why is the light ray concept a useful model to use when determining the behaviour of light?

Ibebbs asked Jun 11, 2023

by Ibebbs

3.5k points

1 answer

5 votes

44.5k views

It is possible for an object to maintain constant velocity when only one non-zero force acts on the object. True or false? Explain. it is possible for an object to maintain constant velocity when three

Thuan Nguyen asked Jun 11, 2023

by Thuan Nguyen

4.4k points

1 answer

13 votes

192k views

What do we call the moral law we are born with that God placed in our hearts?

TomG asked Jun 11, 2023

by TomG

4.1k points

1 answer

22 votes

141k views

What do you mean by electromagnetic induction?

Kenneth Truong asked Jun 11, 2023

by Kenneth Truong

3.9k points

2 answers

22 votes

42.3k views

Metals are denser than water. Explain why a metal ship can float?

Gustavo Guerra asked Jun 11, 2023

by Gustavo Guerra

3.9k points

2 answers

2 votes

16.9k views

How does the egg drop project apply to everyday life

Elyograg asked Jun 11, 2023

by Elyograg

4.1k points

1 answer

8 votes

112k views

When you look at an image of yourself in a plane mirror, the image is:A.real.B.enlarged.C.reduced.D.virtual.

Almo asked Jun 11, 2023

by Almo

3.8k points

1 answer

2 votes

221k views

A rope pulls a 72.5 kg skier up a 21.7° slope with μk = 0.120. The rope is parallel to the slope, and exerts a force of 383 N. What is the acceleration of the skier?(Unit = m/s2)

Jcoppens asked Jun 11, 2023

by Jcoppens

3.9k points

1 answer

4 votes

188k views

What would be the weight of an astronaut of the gravitational attraction has been reduced by 1/10 of earth's gravitational attraction?

Yagiz asked Jun 11, 2023

by Yagiz

3.7k points

1 answer

5 votes

146k views

Determine the number of electrons per second that pass through the cross section of a wire that carry a current of 3.45 A magnitude.6.77E+19 electrons/s1.08E+01 electrons/s4.64E-20 electrons/s5.53E-19

Distante asked Jun 11, 2023

by Distante

4.6k points

1 answer

2 votes

96.2k views

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