What is represented by a straight line on a graph?
a. the relationship between independent and dependant variable
b. only the dependent variable
c. the sum of the independent and dependent variables
d. only the independent variable

What effect does plate tectonics have an organic evolution

Aflashlight produces light using energy from the batteries. in which order does the energy change form? a. from chemical to electric to light energy b. from electric to light to chemical energy c. from electric to chemical to light energy d. from light to electric to chemical energy

Which of the following is an advantage of solar energy?