Recent questions in Physics

Question

A thundercloud has an electric charge of 48.8 C near the top of the cloud and –41.7 C near the bottom of the cloud. The magnitude of the electric force between these two charges is 7980000 N. What is the

Nish asked Jun 18, 2023

by Nish

5.4k points

1 answer

23 votes

200k views

A student builds an electromagnet as shown. Will the compass needle move when brought near the electromagnet and why

Francesco Rigoni asked Jun 18, 2023

by Francesco Rigoni

5.1k points

1 answer

0 votes

230k views

a 60 kg skateboarder accelerated from 5 m/s to 12 m/s. she applied a force of 4200 N. how quickly did she accelerate?

Johan Rosa asked Jun 18, 2023

by Johan Rosa

5.5k points

1 answer

5 votes

66.0k views

Which of the following is an example of an electric force acting at a distance? A. Pam rubs a glass rod with wool, then moves the rod over a pile of small paper scraps. The scraps leap into the air and

Patrisha asked Jun 18, 2023

by Patrisha

4.8k points

1 answer

1 vote

81.2k views

What is the difference between temperature and internal energy

Alice Wonder asked Jun 18, 2023

by Alice Wonder

5.6k points

1 answer

0 votes

43.8k views

Explain why xrays are used to take images of inside the body but UV isnt

Bzx asked Jun 18, 2023

by Bzx

5.8k points

1 answer

16 votes

150k views

What is the momentum of an 80 kg runner moving at the speed of 2.5 m/s? Use the exact value you obtain in a calculator.____kgm/s

Jako Basson asked Jun 18, 2023

by Jako Basson

5.3k points

1 answer

5 votes

80.5k views

Luis goes 4 laps every day to the athletics track and the track measures 800 meters how many km he runs in five days.

V Maharajh asked Jun 18, 2023

by V Maharajh

5.2k points

2 answers

5 votes

131k views

States that if no external forces act on a group of objects, their total momentum does not change

Andrea Nagar asked Jun 18, 2023

by Andrea Nagar

6.4k points

1 answer

4 votes

140k views

What are the types of energy?

Dmytro Yarmak asked Jun 18, 2023

by Dmytro Yarmak

5.5k points

1 answer

18 votes

116k views

Explain the doppler effect in terms of frequency, wavelength, and speed.

Campey asked Jun 18, 2023

by Campey

5.0k points

1 answer

20 votes

115k views

Can objects (aside from light/photons) travel the same speed or faster than the speed of light and still have Special Relativity work? Why or why not?

Sasan Soroush asked Jun 18, 2023

by Sasan Soroush

5.2k points

1 answer

1 vote

6.4k views

The property of volume is a measure of

Ankur Sethi asked Jun 18, 2023

by Ankur Sethi

4.4k points

1 answer

2 votes

129k views

A and B start walking in the same direction at the same time around a circular park of diameter 4200 m. If A walks 10 m more than B in every minute with a speed of 5 km per hour, then they meet each other

Fractaly asked Jun 18, 2023

by Fractaly

5.4k points

1 answer

4 votes

151k views

Thomas went to his favorite resturant, Mac Burger Box. He ordered his food and ate it. Then went about his day, alive and well.What is the main energy conversion during digestion? a Electrical Energy to

Yusuf Syam asked Jun 18, 2023

by Yusuf Syam

5.4k points

1 answer

1 vote

197k views

Alcohol thermometer cannot measure the temperature of boiling water, why?

Gerald Hansen asked Jun 18, 2023

by Gerald Hansen

5.2k points

1 answer

0 votes

52.7k views

Sofia needs to go to the grocery store. She leaves her house, walks 1 mi north to the store, buys some bread and fruit, and walks back home. Which of the following is true of Sofia's trip to the store

Pedro Rolo asked Jun 18, 2023

by Pedro Rolo

4.8k points

1 answer

24 votes

61.0k views

Can somebody please help me with these questions & showing my work?Question 1

Noell asked Jun 18, 2023

by Noell

6.0k points

1 answer

4 votes

12.3k views

Bicycle Bicycle A Bicycle B Bicycle C Bicycle D Mass (kg) 10 kg 14 kg 18 kg 20 kg Which vehicle has the greatest acceleration? Why? Force (N) 45 N 45 N 45 N 45 N (When it says the labels and info, it’s

John Bachir asked Jun 18, 2023

by John Bachir

4.4k points

1 answer

5 votes

63.4k views

The average kinetic energy of a substance is expressed as a:.

William asked Jun 18, 2023

by William

4.7k points

1 answer

14 votes

182k views

Page:

« prev
1
...
959
960
961
962
963
964
965
...
1000
...
next »

Ask a Question

Recent questions in Physics

Other Questions