Physics, 26.06.2019 15:00 Tianylee2328
When must scientific theories be changed? a. when one experiment shows a surprising result. b. when a new government is elected. c. when an old scientist dies d. when new evidence is discovered
Answers: 2
Physics, 22.06.2019 03:30
The solar panels used by mark function because of the photoelectric effect. light shines on the cells causing electrons to be ejected from the metal, which produces an electric current. at night on mars, no light will fall on the solar cells and no electric current will be generated. according to your notes, what type of light is typically needed to cause the photoelectric effect? a)visible b)ultraviolet c)infrared
Answers: 1
Physics, 22.06.2019 17:40
Which component of the earthβs atmosphere is decreased due to photosynthesis?
Answers: 1
Physics, 22.06.2019 23:10
What was the purpose of the apollo program? to put a man in orbit to launch a spy satellite to launch a space station to put man on the moon
Answers: 1
Physics, 23.06.2019 00:00
Which is an advantage of subdividing science into different areas?
Answers: 3
When must scientific theories be changed? a. when one experiment shows a surprising result. b. when...
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