Which of the following is not considered to be a rock

A (coal) B (sandstone) C (pumice) D (lava)

Liang is warming a pot of soup on the stove. How is the motion of the particles in the soup different after the temperature of the soup increases

What weighs more a mole of feathers or bricks?

A wave on a string is reflected from a fixed end. The reflected wave 1. Is in phase with the original wave at the end. 2. Has a larger speed than the original wave. 3. Is 180◦ out of phase with the original wave at the end. 4. Cannot be transverse.

What are the two main classifications of matter?

A car increases its speed from 20 km/s to 50 km / h in 10 seconds what its is acceleration?

Ways that charges can be transferred

If you drive at 100 km/hr for six hours how far will you go

Chemical bonds are formed from the attractive force of atoms for electrons. What is the force called?

How resistance, current, and voltage behave in a series circuit.?

A father racing his son has 1/3 the kinetic energy of the son, who has 1/2 the mass of the father. The father speeds up by 1.4 m/s and then has the same kinetic energy as the son. What are the original speeds of (a) the father and (b) the son