Recent questions in Physics

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A book had 250 J of potential energy when it is on a shelf that is 4.2 m high. What is the mass of the book?

Igon asked Dec 21, 2023

by Igon

5.6k points

1 answer

0 votes

174k views

Think about and include: • the sport that was being played • your age when it happened • who said what • the final outcome of the situation • your thoughts on why things happened the way they did Step

Dag Baardsen asked Dec 21, 2023

by Dag Baardsen

6.1k points

1 answer

19 votes

160k views

A frog leaps from flat ground at 6.32 m/s at a 36.3 angle. What maximum height does it reach? (Unit = s)

Ivan Olshansky asked Dec 21, 2023

by Ivan Olshansky

5.0k points

1 answer

4 votes

133k views

A pilot wants to fly on a bearing of 69.2°. By flying due east, he finds that a 56mph wind, blowing from the south, puts him on course. Find the airspeed of the plane.

Vokimon asked Dec 21, 2023

by Vokimon

5.5k points

1 answer

3 votes

49.0k views

What chemicals do it take to make elephant toothpaste???

Imxitiz asked Dec 21, 2023

by Imxitiz

5.8k points

2 answers

11 votes

233k views

A man walked 50 m to the south, turned, walked 40 m to the west. 4. Which direction best describes his final position? A. 649 B. 231° C. 2929 D. 331°

Kahil asked Dec 21, 2023

by Kahil

6.1k points

1 answer

21 votes

217k views

Friction is independent of the ---------- between two surfaces.

Maaachine asked Dec 21, 2023

by Maaachine

5.7k points

2 answers

4 votes

197k views

11 A bus travels at 54.0 km h while moving but after accounting for stopping time, to let passengers on and off the coach, it averages a speed of 45.0 km h. How many minutes does the bus stop for each

Muymoo asked Dec 21, 2023

by Muymoo

5.4k points

1 answer

21 votes

165k views

A model airplane with mass 1.3 kg hangs from a rubber band with springconstant 20 N/m. How much is the rubber band stretched when the modelhangs motionless?A. 0.78 mB. 0.23C. 0.64 mO D. 0.082 mSUBMIT

Ven Yao asked Dec 21, 2023

by Ven Yao

5.0k points

1 answer

0 votes

203k views

A string that is 0.250 m long has a bob with a mass of 12.3 kg placed on it. It is allowed to swing so that it's amplitude is 0.100 m. What is the period of oscillation?1.00 s0.160 s246s39.3 s

Nati Krisi asked Dec 21, 2023

by Nati Krisi

5.9k points

1 answer

2 votes

50.3k views

1. A 3 bladed fan is spinning at 16.7 revs/sec in a very dark room. If a flashing light (called a strobe light) flashes at just the right frequency, the spinning blades look motionless. What is the shortest

Jgr asked Dec 21, 2023

by Jgr

5.9k points

1 answer

10 votes

139k views

1. Can an electromagnet coil be made from uninsulated wire?

Gomez NL asked Dec 21, 2023

by Gomez NL

5.8k points

1 answer

2 votes

134k views

7. Given the vectors A = 4 m east and B = 3 m south, using graphical addition determine which of the following most likely represent the magnitude and direction of the sum vector (A + B) respectively.

Clayton Rothschild asked Dec 21, 2023

by Clayton Rothschild

5.5k points

1 answer

5 votes

20.0k views

I need help in a bit of it so much

Kbgn asked Dec 21, 2023

by Kbgn

5.7k points

1 answer

5 votes

2.1k views

A hotwheels car is rolled from 0.72 meters to the 1.51 meter mark. What is the displacement of the toy car?

Richardson asked Dec 21, 2023

by Richardson

5.5k points

1 answer

5 votes

42.5k views

A 2.50 cm tall object is 36.0 cmfrom a concave mirror withf 12.0 cm. Find the imageheight.=(Mind your minus signs.)(Unit = cm)

ScubaManDan asked Dec 21, 2023

by ScubaManDan

6.4k points

1 answer

1 vote

134k views

Europa, a satellite of Jupiter, has an orbital diameter of 1.34 × 109m and a period of 3.55 days. What is the mass of Jupiter?

Jason Howard asked Dec 21, 2023

by Jason Howard

5.2k points

1 answer

1 vote

74.3k views

What is thermal conductivity?

JoannaFalkowska asked Dec 21, 2023

by JoannaFalkowska

5.4k points

1 answer

10 votes

50.5k views

Light is sometimes described as a wave and sometimes as a particle. Give evidence to support the wave nature of light.

Paul Joireman asked Dec 21, 2023

by Paul Joireman

6.2k points

1 answer

12 votes

218k views

An object describes the speed and the direction in which it is going

Emboss asked Dec 21, 2023

by Emboss

5.4k points

1 answer

15 votes

181k views

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