Physics, 20.01.2020 16:31 ccdarling7185
The energy of microwaves is less than the energy of ultraviolet light. which comparison of the energies of electromagnetic waves is correct?
x-rays have lower energy than gamma rays because x-rays have higher frequencies.
x-rays have lower energy than gamma rays because x-rays have shorter wavelengths.
visible light has higher energy than infrared light because visible light has longer wavelengths.
visible light has higher energy than infrared light because visible light has higher frequencies.
Answers: 3
Physics, 22.06.2019 04:30
You are traveling in a car going at a constant speed of 100km/h down a long, straight highway. you pass another car going in the same direction which is traveling at a constant speed of 80km/h. as measured from your car's reference frame this other car is traveling at ā20km/h. what is the acceleration of your car as measured from the other car's reference frame? what is the acceleration of the other car as measured from your car's reference frame?
Answers: 2
Physics, 22.06.2019 11:00
1. jay fills a wagon with sand (about 20 kg) and pulls it with a rope 30 m along the beach. he holds the rope 25Ā° above the horizontal. the rope exerts a 20-n tension force on the wagon. how much work does the rope do on the wagon?
Answers: 1
Physics, 22.06.2019 15:10
Auniform crate c with mass mc is being transported to the left by a forklift with a constant speed v1. what is the magnitude of the angular momentum of the crate about point a, that is, the point of contact between the front tire of the forklift and the ground
Answers: 3
The energy of microwaves is less than the energy of ultraviolet light. which comparison of the energ...
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