A ball rolls down a hill with a constant acceleration of 3.0 m/s.

a. If it starts from rest, what is its speed at the end of 4.0 s?

b. How far did the ball move in that 4.0 s?

What type of shape do objects in space make as they move according to the heliocentric model? Elliptical Perfect circles Straight line Zig zag

One of the first steps in harnessing geothermal energy is to drill a well into a geothermal reservoir. a. True b. False

Who were major innovators of the late nineteenth or early twentieth century? Choose all answers that are correct. Alexander Graham Bell Thomas Edison Robert Fulton Orville and Wilbur Wright Samuel Gompers Henry Ford

1. Tariff of 1828 John C. Fremont 2. abolitionist who led the raid on Harper's Ferry John Brown 3. published The Liberator Santa Anna 4. Underground Railroad Harriet Tubman 5. died at the Alamo William Lloyd Garrison 6.

Two soccer players run toward each other. one player has a mass of 85 kg and runs west with a speed of 8 m/s, while the other has a mass of 105 kg and runs east with a speed of 7 m/s.

How does surface air flow in a midlatitude cyclone in the northern hemisphere?

The frequency of a sound wave is commonly called

Lionel explores electromagnetic induction using the procedure shown. 1. Move the magnet quickly into the right end of a solenoid. 2. Hold the magnet in the solenoid for 3 s. 3. Move the solenoid slowly to the left away from the magnet.

What is a manager position

In a 100. m race, Lisa crosses the finish line after 11.3 s. Accelerating uniformly, Lisa took 1.85 s to attain maximum speed, which she maintained for the rest of the race. What was Lisa's acceleration?