What force acts on a projectile when it is launched in the air? Group of answer choices

A. gravity

B. friction

While standing outdoors one evening, you are exposed to the following four types of electromagnetic radiation: yellow light from a sodium street lamp, radio waves from an am radio station, radio waves from an fm radio station, and microwaves from an antenna of a communications system. rank these type of waves in terms of increasing photon energy.

Write a full page that sumerizes thermodynamics it’s from the website visionlearnig

Compare the horizontal displacement of the two balls as they travel to the ground. what do you observe?