Answer:
Nuclear energy can be used and controlled and it is more efficient than other forms. I would say B.
It is the independent variable. Because it can have an effect on the dependent variable.
I think it may be A) Plant cycle
D. kangaroo.................................................................
Answer:
Microwave ovens work by using 2.45 GHz frequency electromagnetic waves know as microwaves to heat the water in food.
a microwave oven uses microwaves to heat food. Microwaves are a type of wave that are sandwiched between radio waves and infrared radiation on the electromagnetic spectrum.
Explanation:
- Eijiro <3