What type of front occurs when cold air and warm air are next to each other, but are at a standstill?

A. occluded front

B. stationary front

C. warm front

D. cold front

A 12-kg sled is moving at a speed of 2.0 m/s. At which of the following speeds will the sled have twice as much kinetic energy? A. 2.8 m/s B. 4.2 m/s C. 6 m/s D. none of the above

Explain why a scientific theory cannot became a scientific law

Anything that has mass and takes up space is called: a. heavy b. matter c. proportion d. structure

Which of the following could be considered a modern government responsibility? A. Governments are responsible for providing equal protection for all people. B. Governments are responsible for protecting due process of law. C.

A solar eclipse occurs when positions of the sun, moon, and earth are such that one of these objects is between the other two. during a solar eclipse, which object is between the other two? a. sun c. earth b. moon d. none of the above

The maximum oxygen uptake is known as the

Moving a distal part of arms or legs to follow a circular path is:

Whats the difference between population density and population size?

Cody's car accelerates from 0m/s to 45 m/s northward in 15 seconds. What is the acceleration of the car?

Which of the following best illustrates chemical potential energy a dog Plane, gasoline gasoline, water moving down hill, a skydiver about to jump out of a plane