An object with a mass of 20 kg has a net force of 80 N acting on it. What is the acceleration of the object?

0.25 m/s2

4 m/s2

60 m/s2

100 m/s2

Suppose you have two bar magnets. Only one of the magnets has the north and south poles labeled. How would you determine which was the north and which was the south pole on the unlabeled magnet?

How your body is cooled when you perspire

The period T of a simple pendulum is the amount of time required for it to undergo one complete oscillation. If the length of the pendulum is L and the acceleration of gravity is g , then T is given by T = 2 π L p g q .

What does it mean when work is positive?

If a 70-kg swimmer pushed off a pool wall with a force of 250 N, at wha rate will the swimmer accelerate from the wall

Smaller bits of rock that pass through the atmosphere and slam into Earth's surface are called a. asteroids. b. meteors. c. meteorites. d. meteoroids.

What is the conversion from 1.2 mm to m

Which sentence contains italicized words that are used as an infinitive phrase? A. Kelly went to the grocery store. B. Tom went there for some flour. C. Mark wanted to go, but not today. D. Jane parked her car behind a truck.

The difference in electric potential between a thunder cloud and the ground is 1.53 108 V. Electrons move from the ground which is at a lower potential to the cloud which is at a higher potential.

A vitamin called folic acid is very important for neural tube development, which is the development of the baby's