Dalton's atomic theory was based on careful measurements and extensive research.

True or False

What are the two main gasses found in the cloud the sun formed from?

Random kinetic energy possessed by objects in a material at finite temperature. An object that feels hot has a lot of this.

Select the choice that best fits the measurement, scalar or vector.

A 5 N force pushes on the right side of a box. At the same time, a 10 N force pushes on the left side of the box. What happens to the box? A. It is moved to the right by the 10 N force. B. It is moved to the right by a combined force of 15 N. C.

How Fast Is Lightning?

Why have plants in the alpine biome adapted to survive on limited nutrients?

At a molecular level, does plasma have more or less energy than other states of matter?

A bobsledder pushes her sled across horizontal snow to get it going, then jumps in. After she jumps in, the sled gradually slows to a halt.

How can you predict the action of the element

How is the mass of a liquid substance affected after it freezes A) It increases. B) It decreases. C) It stays the same.