What 2 characteristics of stars are shown in an H-R diagram?

How can you use the rock cycle to explain the law of superposition?

Which of the following is an advantage of geothermal energy? a. Scarcity of suitable sites b. Odor pollution c. Low land use d. Possible depletion of reservoirs

The temperature of the atmosphere increases with increasing altitude in the

Batteries can supply a steady flow of electrons. True False

What produces a magnetic field? A. electrical resistance B. increase in Ohms C. transfer of protons D. movement of electrons

Which of the following is true A) land heats less rapidly than water B) land heats more rapidly than water C) land reaches higher temperatures than water D) both b and c

What is the upper limit to the mass of a neutron star beyond which neutron degeneracy pressure is unable to withstand the force of gravity and the neutron star is crushed out of existence into a black hole?

What happened to the test charge when brought near another positive charge, and how did you use this fact to score a goal only using positive charges? Explain for both the practice charge and more difficult levels.

You get up in the morning, get dressed, eat breakfast, walk to the bus stop, and ride to school. List three different energy transformations that have taken place.

If you lived by the sea, what effect of the moon would you see? Describe the effect.