For refraction to occur in a wave, the wave must

This is the build up of charges on an object.

The main difference between speed and velocity involves a. distance. b. weight. c. direction. d. gravity.

Resistance and resistivity are related by a: 1. factor that is dependent on the length of the material 2. factor that is dependent on the area of the material 3. proportionality constant dependent on the identity of the material 4.

The initial velocity of a car moving on a straight road is 2.0 m s^-1 and becomes 8.0 m s^-1 after travelling for 2.0 s under constant acceleration. What is the acceleration?

A mans walks 200 meter on 20 seconds. What is the man speed? speed=Distance Traveled / Time A. 2 m/S B. 5 m/S C. 10 m/S D. 100 m/S

If a cart of 4 kg mass has a force of 8 newtons exerted on it, what is its acceleration?

Why does the liquid thermometer work?

What energy do electrons have when they are farther away from the nucleus?

200 525000 lololo Boat A is 10 km north of a port. Boat B is 5 km east of the same port. Boat A sails in a straight line towards boat B. Work out the bearing on which boat A sails.

Is Li greater than He on the periodic table?