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Mike wants to negatively charge a small rubber ball. Which of these methods would successfully charge the ball? Responses A heating the ball in boiling waterheating the ball in boiling water B running

SACHIN GOYAL asked Oct 15, 2024

by SACHIN GOYAL

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A person with a mass of 70 kg is tryig to do a handstand pushup, the person applies 760 N force up. Determine the net force?

AnatolyS asked Oct 15, 2024

by AnatolyS

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1 vote

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The weight of the balloon and basket, W, is the same magnitude as the upthrust force, U. Describe the vertical motion of the hot air balloon.

NeedTungsten asked Oct 15, 2024

by NeedTungsten

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2 votes

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a 0.060 kg tennis ball moving at 15 m/s strikes a tennis racket and rebounds at 10 m/s in the opposite direction, as shown above. the ball is in contact with the racket for 0.030 s. question how does the

User Rebo asked Oct 15, 2024

by User Rebo

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91.0k views

A current of 0.95 A flows through a copper wire 0.52 mm in diameter when it is connected to a potential difference of 15 V. Part A How long is the wire? Answer in km.

JimL asked Oct 15, 2024

by JimL

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What is token physicalism. Why is this thesis weak (in the sense that it is not very committal)?

Suneel Kumar asked Oct 15, 2024

by Suneel Kumar

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121k views

Light traveling in ice (n = 1.31) is incident on air at an angle of 35 degrees. What is the angle of refraction?

Tim Woocker asked Oct 15, 2024

by Tim Woocker

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0 votes

160k views

What can properties of substances tell us about the electrical forces within those substances? Include evidence and numbers and stuff.

Rabin Lama Dong asked Oct 15, 2024

by Rabin Lama Dong

7.9k points

1 answer

2 votes

81.1k views

When something in suddenly stopped change in momentum is determined only by its __ __

Ali B asked Oct 15, 2024

by Ali B

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5 votes

211k views

A copper can of mass 120g and containing 150g of water at 27°C is heated for a definite time by means of a small immersion heater. The final temperature being 31°C. The same experiment is repeated with

Ruben Daniels asked Oct 15, 2024

by Ruben Daniels

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1 answer

5 votes

5.3k views

Give two precautions that must be taken to keep the temperature of the enclosed gas as constant as possible in Boyle's law. a. Use a heat-insulated container b. Perform the experiment in a controlled environment

IjzerenHein asked Oct 15, 2024

by IjzerenHein

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3 votes

51.4k views

If motion is to the right, what is the magnitude and direction of the friction force. which is the answer ? 3 N left 5 N right 2 N right 8 N right ??

Charchit Kapoor asked Oct 15, 2024

by Charchit Kapoor

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4 votes

5.9k views

Person pulls a toboggan for a distance of 35.0 m along the snow with a rope directed 32.0 above the snow. The tension in the rope is 105.0 N. How much work is done on the toboggan by the tension force?

David Fregoli asked Oct 15, 2024

by David Fregoli

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140k views

A 7.80-nC charge is located 1.70 m from a 4.30-nC point charge. Find the magnitude of the electrostatic force that one charge exerts on the other.

Alexis Benichoux asked Oct 15, 2024

by Alexis Benichoux

8.1k points

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210k views

A large truck travelling at 30.0 m/s sounds its 150 Hz horn to warn an on coming car traveling at 35.0 m/s . what would be the apparent frequency to a startled passenger in the car if the temperature is

Emile ASTIH asked Oct 15, 2024

by Emile ASTIH

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2 votes

133k views

Ysabela is swimming in a 25 m freestyle race. If they start in the pool against the wall and it takes her 20s to reach the other wall, what was her average acceleration for the race? A. 0.1 m/s² B. 1.25

Jassa asked Oct 15, 2024

by Jassa

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5 votes

219k views

Margot has a substance in a flask on her lab bench. To describe the state of the substance, she draws a diagram showing how its molecules are arranged. What is most likely true about the state of matter

Rob Hall asked Oct 15, 2024

by Rob Hall

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1 answer

4 votes

230k views

What is the distance from the bottom of the cliff where the ball will hit the water, given the motion described by the position vector r=10mj+(5m/s)ti − (4.9m/s²)t²j?

Nikita Tukkel asked Oct 15, 2024

by Nikita Tukkel

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1 answer

2 votes

122k views

Why aren't series circuits a convenient way to wire a home?

Sevket asked Oct 15, 2024

by Sevket

9.0k points

1 answer

0 votes

230k views

An object is 28 cm in front of a diverging lens with a focal length of -14 cm. A) Use ray tracing to determine the location of the image. Express your answer with the appropriate units. Enter positive

Edis asked Oct 15, 2024

by Edis

8.3k points

2 answers

0 votes

21.2k views

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