Vectors have which two properties?

A. speed and distance

B. velocity and direction

C. distance and position

D. magnitude and direction

What is the thermal energy of an object? A. its total temperature B. the total potential energy of its particles C. the total kinetic energy of its particles D. the total kinetic and potential energy of its particles

Anything that takes up space and has weight is called

Which of the follwoing best summarizes the wave mechanical model of atoms?

Anger is to angry as fire is to what

Can an object accelerate yet neither sped up nor slow down?

An open-topped freight car with mass 24,000 kg is coasting without friction along a level track. It is raining very hard, and the rain is falling vertically downward. Originally, the car is empty and moving with a speed of 4.00 m/s.

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