Which is an example of potential energy?

a. a swimmer kicking their legs

b. a car driving on the road

c. an arrow flying at a target

d. a yo-yo in someone's hand

An astronaut is on a new planet. She discovers that is she drops a space rock from 12m above the groundnut has a final velocity of 3m/s just before it strikes the planet surface. What is the acceleration due to gravity on the planet?

The effect of a catalyst on a chemical reaction is to provide a new reaction pathway that results in a different

Is Aluminium a metalliod?

True or false? To develop good alternatives, one should brainstorm ideas and consider different perspectives

Define viscosity. Define viscosity. Resistance to flow. Magma has a higher viscosity if it has a lower temperature, is poor in silica, and contains very few dissolved gases. Resistance to flow.

Which of these is an element? O carbon O air O carbon dioxide water

What could result if the liver was not working properly?

A machine gun fires 10 rounds per second. The speed of the bullets is 300 m/s. What is the distance between the flying bullets?

A runner with a mass of 75kg runs 6m/s calculate the kinetic energy stored in the runner

Watt which is a unit of power is equal to