What is the primary means through which the Sun warms Earth? a
b
Fluctuation of subatomic particles.
Fluctuation of gravitational fields.
C Transfer of energy through conduction.
D Transfer of energy by electromagnetic waves.

Explain that newton first law, second law and third law of motion?

Observation and experimentation have led many scientists to accept a theory about the origin of the universe. this theory is called the big bang theory. scientific evidence collected and observed by scientists around the world suggests that the universe is ever expanding from a hot and dense initial state. what makes this a scientific theory? (2 points)

Astudent conducts an experiment to determine how the amount of water given to a plant affects its growth. what is the independent variable for this experiment?