Physics, 25.03.2020 06:22 bluebug7316
Gamma rays are high-frequency EM waves and radio waves are low-frequency. Which characteristics are the same for both waves?
A. They are longitudinal and travel at the speed of light.
B. They are longitudinal and travel at the speed of sound.
C. They are transverse and travel at the speed of light.
D. They are transverse and travel at the speed of sound.
Answers: 2
Physics, 21.06.2019 19:30
Which graph best represents the relationship between the electric current and the rate at which a magnet is turning inside an electric generator?
Answers: 3
Physics, 22.06.2019 10:10
In a simplified model of the human eye, the aqueous and vitreous humors and the lens all have a refractive index of 1.40, and all the refraction occurs at the cornea, whose vertex is 2.60 cm from the retina. what should be the radius of curvature of the cornea such that the image of an object 40.0 cm from the corneaβs vertex is focused on the retina?
Answers: 1
Physics, 22.06.2019 14:30
Suppose that 27 j of work is needed to stretch a spring from its natural length of 6 m to a length of 9 m. (a) how much work is needed to stretch the spring from 12 m to 14 m? j (b) how far beyond its natural length will a force of 78 n keep the spring stretched?
Answers: 2
Physics, 22.06.2019 15:20
Talia is manufacturing rolls of wire for hanging pictures. she needs a material that is so that it can easily be pulled into wire without breaking.
Answers: 2
Gamma rays are high-frequency EM waves and radio waves are low-frequency. Which characteristics are...
Mathematics, 22.01.2021 18:00
History, 22.01.2021 18:00
Biology, 22.01.2021 18:00
Social Studies, 22.01.2021 18:00
Mathematics, 22.01.2021 18:00
Mathematics, 22.01.2021 18:00
Social Studies, 22.01.2021 18:00
Mathematics, 22.01.2021 18:00
Mathematics, 22.01.2021 18:00
History, 22.01.2021 18:00
Mathematics, 22.01.2021 18:00