The range of all forms of radiant energy is called the OPTIONS:
- video spectrum.
- audio spectrum.
- color spectrum.
- electromagnetic spectrum.
A: electromagnetic spectrum.

An agricultural scientist, George Washington Carver, is most famous for his research on OPTIONS:
- tobacco.
- peanuts.
- mold.
- corn.
A: peanuts.

Paco throws a ball. What force pulls the ball down toward the ground? OPTIONS:
- friction
- gravity
- inertia
- momentum
A: gravity

In pea plants, tall is dominant over short. What size pea plants will result when a pure tall plant is crossed with a pure short plant? OPTIONS:
- middle-sized plants
- short plants
- tall plants
- some tall and some short plants
A:
tall plants