discharge occurs when oppositely charged objects get close enough for the air between them to become electrically charged.

Barnard's Star is a red dwarf. It is located 5.9 light years from Earth. (One light year is the same as 9.46 trillion kilometers.) This distance in kilometers is how many trillion kilometers is it?

Why is temperature constant during a phase change?

Which of the following describes a response to external stimuli? a rabbit runs away from a fox that is chasing it a woman drinks water when she is thirsty a boy eats food when he is hungry a person yawns when oxygen levels in the blood are low

Q2. Fill in the blanks: North Pole of a magnet will ... ... North pole of another magnet. South Pole of a magnet will. North pole of a another magnet. Needle of a compass lines up with the ... of a magnet.

Why must you repeat steps three and four in the scientific method

A uniformly charged thin ring has radius 15.0 cm and total charge 23.5 nC. An electron is placed on the ring's axis a distance 30.5 cm from the center of the ring and is constrained to stay on the axis of the ring.

Some people refer to nuclear power as "clean energy." Why do they make this argument? Do you agree or disagree? Explain your answer.

What does thermal energy mean?

Oil having a density of 924 kg/m 3 floats on water. A rectangular block of wood 3.79 cm high and with a density of 970 kg/m3 floats partly in the oil and partly in the water. The oil completely covers the block.

Where does the energy that is used to ride a bicycle up a hill come from and how is it classified?