What is the centripetal force

acting on a child if the

centripetal acceleration is 3

m/s2 and the child's mass is 30

kg?

60 N

33 N

90N

10N

Which factor is a component of skill-related fitness?

What are the types of pulleys

What is the acceleration of the train if it takes 8 seconds to reach 45 m/s?

An 80-kg hiker climbs to the top of a tall hill and builds up 470,000 J of gravitational potential energy. How high did the hiker climb? meters

Daniel works at a nearby electronics store. he makes a commission of 15% on everything he sells. if he sells a laptop for $293 how much money will Daniel make in commission?

Explain Newton's First Law for the following. If you walk across the room holding a ball, when should you drop it to ensure that it lands on a target? Before, after or when you are directly on the target?

In what way are all forms of potential energy the same?

Enise is riding her bike and falls to the ground. During the collision, she hits both grass and cement. Which best explains why Denise had fewer injuries to the area of her body that hit the grass?

A rock is dropped into the Grand Canyon. It takes 18 seconds to hit the bottom. Calculate how deep the canyon is.

A change from one form of energy into another is called a. gravitational potential energy. b. work. c. conservation of energy. d. an energy transformation