Physics, 23.06.2021 06:40, creepycrepes
Children make toy telephones by sticking each end of a long string through a hole in the bottom of a paper cup and knotting it so it will not pull out. When the spring is pulled taut, sound can be transmitted from one cup to the other. How does this work? Why is the transmitted sound louder than the sound traveling through air for the same distance?
Answers: 2
Physics, 22.06.2019 04:40, hannah1072
How is the gravitational force related to the distance between two objects?
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Physics, 22.06.2019 11:10, cmflores3245
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.
Answers: 3
Physics, 22.06.2019 14:30, raoufhanna
A58-kg boy swings a baseball bat, which causes a 0.140-kg baseball to move toward third base with a velocity of 38.0 m/s.
Answers: 2
Children make toy telephones by sticking each end of a long string through a hole in the bottom of a...
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