Recent questions in Physics

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Moving a charge from point A A , where the potential is 350 V V , to point B B , where the potential is 130 V V , takes 4.7×10−4 J J of work.

David Hellsing asked Jun 27, 2023

by David Hellsing

5.2k points

1 answer

1 vote

58.8k views

The metal block had a mass of 1.50kg the specific heat capacity of the metal was 900 J/kg Celsius calculate the change in thermal energy of the metal during 240 seconds.

Simmer asked Jun 27, 2023

by Simmer

6.2k points

1 answer

1 vote

84.7k views

A bicyclist is traveling 10 m/s with an acceleration of 6 m/s?. How fast is the bicyclist traveling at the end of 20 seconds?

Zlack asked Jun 27, 2023

by Zlack

5.9k points

1 answer

0 votes

108k views

A girl coasts down a hill on a sled, reaching a level surface at the bottom with a speed of 6 m/s. the coefficient of kinetic friction between the runners and snow is 0.04, and the girl and the sled together

Oskuro asked Jun 27, 2023

by Oskuro

6.0k points

1 answer

3 votes

2.6k views

Harry is pushing a car down a level road at 2.0 m/s with a force of 243 N. The total force acting on the car in the opposite direction, including road friction and air resistance, is which of the following?

Julio Di Egidio asked Jun 27, 2023

by Julio Di Egidio

5.5k points

2 answers

13 votes

175k views

Using Newton's Second Law of Motion how does the difference in mass and force affect acceleration? 400kg Force 40kg MASS C Force

Allenh asked Jun 27, 2023

by Allenh

6.0k points

1 answer

25 votes

141k views

How is this possible

Jessica asked Jun 27, 2023

by Jessica

5.8k points

2 answers

4 votes

59.7k views

Use the information and images to answer the following question.A physics class is investigating the properties of light using polarizing filters. The students change the orientation of the two filters

Tsohr asked Jun 27, 2023

by Tsohr

6.4k points

1 answer

4 votes

65.2k views

a particle is moving in a circle of diameter 5m. calculate the distance covered and the displacement when it completes 3 revolutions

Dennis Kaselow asked Jun 27, 2023

by Dennis Kaselow

5.8k points

1 answer

3 votes

166k views

Which is an outer planet? Please look at picture Thanks so much! Have a great day! Anonymous :)

Macro asked Jun 27, 2023

by Macro

5.9k points

2 answers

2 votes

168k views

The Earth rotates once every day. What is the velocity of a person on its surface, if the radius of Earth is 6 million meters

Flatlineato asked Jun 27, 2023

by Flatlineato

5.1k points

1 answer

6 votes

130k views

20. A 15.9kg rock is dropped from a height of 113m. Calculate its potential energy. What is the rock'skinetic energy right before it hits the ground? What is the rock's velocity right before it hits the

Strkol asked Jun 27, 2023

by Strkol

5.9k points

1 answer

2 votes

13.5k views

An elevator, mass 4750kg, is designed so that the maximum acceleration is 0.50m/s2. What are themaximum and minimum forces the motor exerts on the cable?

Tassilo Horn asked Jun 27, 2023

by Tassilo Horn

6.2k points

1 answer

5 votes

42.3k views

As plants and animals decay, they release carbon dioxide. When CO2 dissolves in water, it creates carbonic acid. * 3 points Which statement is correct about the cavern's formation? Which statement is correct

Ajameswolf asked Jun 27, 2023

by Ajameswolf

5.6k points

1 answer

17 votes

186k views

To transform electrical energy into mechanical energy, the electromagnet in a motor must rotate in just one direction. What allows this consistent rotation to occur?

Nakiya asked Jun 27, 2023

by Nakiya

6.4k points

1 answer

24 votes

153k views

Why do we call energy from wood renewable but energy from coal and oil nonrenewable?

RKataria asked Jun 27, 2023

by RKataria

6.7k points

1 answer

3 votes

23.3k views

Investigations are repeated in the scientific method, and if the results consistently support a hypothesis, then that hypothesis can now be called a theory. True False Please Help!!!!!

Juan Serrats asked Jun 27, 2023

by Juan Serrats

5.7k points

1 answer

4 votes

189k views

A wave has a frequency of 58 Hz and a speed of 17 m/s. What is the wavelength of this wave?

BigRedEO asked Jun 27, 2023

by BigRedEO

5.6k points

1 answer

5 votes

170k views

True or False: The conservation of energy is the mechanism behind circuits being able to take electrical energy and make it into other forms of energy

Adam Stanley asked Jun 27, 2023

by Adam Stanley

6.5k points

1 answer

1 vote

142k views

A birdie with a mass of 0.005 kg is served at a speed of 90 m/s (This is over 200 mph!). Determine its kinetic energy. A) 0.001125 J. B) 0.45 J. C) 20.25 J. D) 40.5 J

Hykilpikonna asked Jun 27, 2023

by Hykilpikonna

6.1k points

1 answer

3 votes

112k views

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