Which of these things most symbolizes hope and life in the play?A. Beneatha's hairB. SunlightC. The living roomD. Eggs

Which best explains why an iceberg floats?

What determines the average kinetic energy of the particles in a gas? a. the number of collisions b. the number of particles c. the size of the particles d. the temperature

The atoms of a solid aluminum can are close together, vibrating in a rigid structure. if the can is warmed up on a hot plate, what happens to the atoms?