When air resistance balances the force of gravity an object falls at a constant speed called

Which type of wave is more dangerous for humans? Microwaves or x-rays?

A force of attraction/repulsion due to the spin of electrons

An aircraft maintenance technician walks past a tall hangar door that acts like a single slit for sound entering the hangar. Outside the door, on a line perpendicular to the opening in the door, a jet engine makes a 610 Hz sound.

What new characteristic did John Dalton add to the model of the atom? An atom is a round, solid mass. An atom has a massive, positive center. An atom is made up of smaller particles. An atom can join with other kinds of atoms.

Which of the following is a common sports injury? Question 9 options: A) Stroke B) Heart attack C) Blood clot D) Bruises

Photons travel outward from a light bulb in

The critical angle for a beam of light passing from water into air is 48.8°. this means that all light rays with an angle of incidence in the water that is greater than 48.8° will be

A basketball is filled with air and has a small hole. Explain why the basketball would leak.

Aligned magnetic domains are only present in which of the following? A) permanent magnets B) temporary magnets C) all magnetic material D) depends on the situation

How are magnetic poles and electrical charges similar