Determine the correct name for the compound, c3h8. in organic chemistry, this is referred to as propane.

a. tricarbon hexahydride

b. tricarbon octahydride

c. tetracarbon octahydride

d. tetracarbon hexahydride

Which waves can travel through a vacuum? A) light waves Eliminate B) ocean waves C) sound waves D) mechanical waves

What are the Respiratory organs?

Which substance is used to remove rust from metal? A: lye (NaOH) B: hydrochloric acid (HCl) C: ammonia (NH3) D: sulfuric acid (H2SO4)

If pie trays are stacked on top of a Van de Graaff they will fly into the air one after another. Why does this happen?

A Is a standard amount like a kilometer or gallon when used to communicate different quantities

A climber using bottled oxygen accidentally drops the oxygen bottle from an altitude of 4500 m. If the bottle fell straight down this entire distance, what is the velocity of the 3-kg bottle just prior to impact at sea level? A. 300 m/s. B. 150 m/s.

The Doppler effect is the change in of a wave due to the motion of the source and/or receiver.

In a sentence, how is speed and motion related?

5. What would increase the force of gravitational attraction the most? (HINT-Look at formula)

How does flowing water change the earths surface