How many times smaller is the moon than earth?

The theory that all matter consists of constantly moving particles is known as the a. physical theory of matter b. attraction theory of matter c. theory of states of matter d. kinetic theory of matter

Supposing you were in space ... in a weightless environment, would it require a force to set an object in motion? Explain ... it wouldn't, right? because it's in space, no gravity to pull it, or act upon it ... so it would just float?

a rocket initially at rest on the ground lifts off vertically with a constant acceleration of 2.0 x 10^1 meters per second^2. How long will it take the rocket to reach an altitude of 9.0 x 10^3 meters?

In a movie projector in your local cineplex, the frames of film go into the projector a. head first or upside down. b. feet first or right side up.

When do vernal equinoxes usually occur? autumnal? Also, explain the difference between neap tides and spring tides.

Consider the incomplete equation below Superscript 4 subscript 2 upper H e plus superscript 4 subscript 2 upper H e right arrow question mark.

When the temperature of a gas decreases at constant volume, its a. pressure increases. b. mass increases. c. pressure decreases. d. particles move faster.

A 12-V battery is connected to an air-filled capacitor that consists of two parallel plates, each plate has an area of 7.60 cm2 . The separation between the plates of the capacitor is d = 0.30 cm.

Why do you believe knowing how elements and compounds react together Is essential In every day matters?

A bullet with a mass 2.25g is fired up into the air with a velocity of 187.5 m/s. What is the maximum height of the bullet