This part of the electromagnetic spectrum can be used to generate power. (2 points) a: gamma rays b: radio waves c: microwaves d: infrared rays

Two polarizers are oriented at 70∘∘ to one another. unpolarized light falls on them. what fraction of the light intensity is transmitted?

What will a positive and a negative charge do if they are separated from each other?

Tall pacific coast redwood trees can reach heights of about 100 m. if air drag is negligibly small, how fast is a sequola cone moving when it reaches the ground f it dropped from the top of a 100 m tree?