Describe two changes of state that releases energy

What is the force exerted by a solid surface that opposes gravity?

The u. s has sent unmanned spacecrafts to ___ the planets in our solar system a. all b. none of c. some d. most (its not c nor d)

Inertia is the resistance to change in motion so inertia depends solely on what?

How is newtons third law of motion demonstrated on a roller coaster?

Internal injuries in vehicular accidents may be due to what is called the "third collision" The first collision is the vehicle hitting the external object.

When You lift a load, the resistance force is? A. magnetism b. gravity

What changes a ball velocity

A rock with mass m = 3.60 kg falls from rest in a viscous medium. The rock is acted on by a net constant downward force of F = 15.

Two electrons are 2.3nm apart. What is the force between two electrons?

3. In a demonstration learning activity, A. the teacher shows children how something works or how to complete an entire activity. B. each child shows and tells about a favorite toy. C.