A roller coaster train with a mass of 500 kg stops at the top of a hill. If the hill is 110 m high, what is the potential energy of the train? 4,900 J 5,612 J 55,000 J 539,000 J

In a circuit, where do electric charges go once they have left the voltage source and traveled along the wires?

What type of optical device can be used to correct farsightedness? A. Any lens B. A convex lens C. A concave lens D. Any convex device

White light strikes a prism on one side while individual colors of light travel out of the prism on its other side. This Demonstrates that A. each color of light is made up of white light B.

Researcher may claim a causal relationship between variables if one variable influences another.

Which type of bond shows two or more atoms sharing electrons? A. iconic B. covalent. C. Equal

Which stage are there homologous chromosomes lines up down the middle of the cell

Suppose you were bungee jumping from a bridge while blowing a hand-held air horn. How would someone remaining on the bridge hear the pitch of the air horn as time increased? a. The pitch would get progressively lower (i. e., smaller frequency) b.

Area where magma from deep within the mantle melts through the crust

To obtain a learner's license, you must be at least years old.

Whats the role of the suns gravity in the solar system