The small particles that produuce a streak of light upon entering earth's atmosphere are called

An object resting on a table weighs 100 n. with what force is the object pushing on the table? with what force is the table pushing on the object? explain how you got your answer.

Describe what happens to the molecules as water goes from ice to liquid to vapor. be sure to explain what happens to the temperature during the phase changes.

What is the oxidation state of each individual carbon atom in c2o42−?