What force keeps an object moving in a circle

How does water change the shape of earth's surface?

You're riding on a train that's moving at 5 km/h and you roll a ball down the aisle at 2 km/h in the same direction as the train is moving. if a person standing on the ground near the train track could see the ball how fast would it appear moving

A machine has a mechanical advantage of 5. What force should be applied to the machine to make it apply 3000 N to an object?

A moose wonders through the forest searching for food. He travels 275 m East and then turns North and walks another 142 m. What is the distance the moose goes? a. 236 m b. 417 m c. 309 m d. 133 m

Imagine the moon rotated twice in the same amount of time the moon orbits earth once would you be able to see the moons far side from earth explain

An unknown solution has a pH of 8. How would you classify this solution? A) The substance is an acid. B) The substance is a base. C) There is not enough information to answer the question.

What is the most abundant element in the universe? A. helium B. hydrogen C. carbon

A bee flies at a constant rate of 5 ms until it notices a flower. It then comes to rest in 5 seconds. Find the acceleration of the bee if a = ΔvΔt

When is there zero net force on an object?

The bending of light when it travels from one material to another is called deflection refraction reflection correction