Chemistry, 17.06.2021 20:40, Rperez6491

The chart describes four objects experiencing one or more frictional forces. A 1-column table labeled object with entries a bike being ridden down a hill, a sled going down a snowy hill, a braked motorcycle skidding, an elephant standing still.

Which statement explains the type of friction acting on each object?

The bike has rolling friction, the sled and the motorcycle have sliding friction, and the elephant has static friction.
The bike and sled have sliding friction, and the motorcycle and elephant have static friction.
The bike has static friction, the sled and elephant have sliding friction, and the motorcycle has rolling friction.
The bike and motorcycle have rolling friction, the sled has static friction, and the elephant has sliding friction.

Answers: 2

Show answers

Other questions on the subject: Chemistry

Chemistry, 21.06.2019 22:30, colochaortiz20p7cajw

1.aluminum chloride (alcl3), and sodium hydroxide (naoh) can react to form aluminum hydroxide (al(oh)3) and sodium chloride (nacl). you have 13.4 g of aluminum chloride and 10.0 g of sodium hydroxide. answer the following questions: •what is the balanced equation for this reaction? •if you use all 13.4 g of aluminum chloride, how many grams of aluminum hydroxide can be formed? work must be shown to earn credit •if you use all 10.0 g of sodium hydroxide, how many grams of aluminum hydroxide can be formed? work must be shown to earn credit •how many grams of aluminum hydroxide will actually be made? which reagent is limiting? explain your answer.

Answers: 1

continue

Chemistry, 22.06.2019 02:30, carsonjohnsonn

If a 12-v battery is connected to a circuit that has a current of 3.0 a, what is the total resistance in the circuit? 36 ohms 4 ohms 0.25 ohms

Answers: 1

continue

Chemistry, 22.06.2019 14:00, vivi4924

How is the atomic number of a nucleus changed by alpha decay

Answers: 2

continue

Chemistry, 22.06.2019 15:00, raeprince9213

Which of the following is the correct formula for copper (i) sulfate trihydrate? cuso4 · 3h2o cuso4(h2o)3 cu2so4(h2o)3 cu2so4 · 3h2o