Answer:
A wave is a vibration in mediun tbat carries energy from one place to another.
Explanation:
Speed = frequency * wavelength
Motion energy is the sum of potential and kinetic energy in an object that is used to do work.
A 300-kg bear grasping a vertical tree slides down at constant velocity. The friction force between the
tree and the bear is
Answer:
The radius of the earth is 6,371 km.
The average Earth-Sun distance is 152.09 million km
How many Earths would fit between Earth and the Sun if they are separated by their average distance? Approximately 11,936 Earths.
I didn't really understand the last part, but if you don't get a better answer please mark me as brainliest.
