Physics, 12.12.2020 16:50 creeper2737
The energy of microwaves is less than the energy of ultraviolet light. Which comparison of the energies of
electromagnetic waves is correct?
• Gamma rays have higher energy than microwaves because gamma rays have shorter wavelengths.
• Gamma rays have higher energy than microwaves because gamma rays have lower frequencies.
•Infrared light has lower energy than X-rays because infrared light has shorter wavelengths.
•Infrared light has lower energy than X-rays because infrared light has higher frequencies.
Answers: 3
Physics, 21.06.2019 14:20
Two friends are having a conversation. anna says a satellite in orbit is in freefall because the satellite keeps falling toward earth. tom says a satellite in orbit is not in freefall because the acceleration due to gravity is not 9.80 m/2 . who do you agree with and why?
Answers: 1
Physics, 21.06.2019 20:30
When you drop a pebble from height a it reaches the ground with speed v if there is no air resistance. from what height should you drop it so it will reach the ground with three times the speed? (a) 9m (b) 3m (c) 6m (d) 18m
Answers: 2
Physics, 22.06.2019 03:00
1. a net force of 100 newton’s is applied to a wagon for 5 seconds. this causes the wagon to undergo a change in momentum of
Answers: 1
Physics, 22.06.2019 16:30
3. a lunar exploration vehicle was created by a research team. it weighs 3,000 kg on the earth. it needs an acceleration of 10 m/s2 on the moon. in order to have the same acceleration, what will be the net force acting on the vehicle on the earth?
Answers: 2
The energy of microwaves is less than the energy of ultraviolet light. Which comparison of the energ...
Mathematics, 28.10.2020 04:10
Mathematics, 28.10.2020 04:10
Biology, 28.10.2020 04:10
World Languages, 28.10.2020 04:10
Health, 28.10.2020 04:10
History, 28.10.2020 04:10
Computers and Technology, 28.10.2020 04:10
Mathematics, 28.10.2020 04:10
Mathematics, 28.10.2020 04:10
English, 28.10.2020 04:10
Biology, 28.10.2020 04:10
Mathematics, 28.10.2020 04:10
English, 28.10.2020 04:10
English, 28.10.2020 04:10
History, 28.10.2020 04:10