These electromagnetic waves are the most energetic:
a. x rays
b. microwaves
c. radio waves
d. gamma rays

when the frequency of an electromagnetic wave increases, its energy
a. increases.
b. decreases.
c. stays the same.
d. it depends on the exact type of electromagnetic wave.

Holes drilled several kilometers into earth’s crust provide direct evidence about earth’s interior in the form of

Using proper grammar, spelling, and punctuation, write at least one 5 sentence paragraph describing 3 ways we use the elements of the electromagnetic spectrum (ems) in our everyday lives.

It's a snowy day and you're pulling a friend along a level road on a sled. you've both been taking physics, so she asks what you think the coefficient of friction between the sled and the snow is. you've been walking at a steady 1.5m/s, and the rope pulls up on the sled at a 32 ∘ angle. you estimate that the mass of the sled, with your friend on it, is 65 kg and that you're pulling with a force of 80 n .