When a heavy football player and a light one run into each other, which player hits the other with
more force? explain. which one is hurt more by the collision?

What does the cell nucleus do or, how does it function?

Which set of characteristics best describes igneous rock? a) largest type of rock, made of organic matter, hardest type of rock b) least abundant type of rock, made of other rocks, made mostly of minerals c) found on all continents, contains wavy bands of stripes, contains fossils d) most abundant type in earth's crust, made of magma/lava, contains no fossils

How does the principle of electromagnetism explain the interaction between earth’s magnetic field and the solar wind?