The main form of radiation that our bodies emit is
a. ultraviolet
b. infrared
c. x ray
d. microwave
e. blackbody
B
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During a full Moon, where is the Moon relative to the Sun and the Earth?
A) at a 45 degree angle from the Sun B) on the opposite side of the Earth from the Sun C) on the opposite side of the Sun from the Earth D) at a 90 degree angle from the Sun E) between the Sun and the Earth
Describe how the observable properties of the solar system are related to its process of formation
What will be an ideal response?
Tutankhamen's gold coffin weighs 250 pounds. What is the mass of the coffin in kilograms?
A) 110 kg B) 550 kg C) 130 kg D) 95 kg E) 11 kg
A particle (m = 20 mg, q = ?5.0 ?C) moves in a uniform electric field of 60 N/C in the positive x direction. At t = 0, the particle is moving 25 m/s in the positive x direction and is passing through the origin. How far is the particle from the origin at t = 2.0 s?
a. 80 m b. 20 m c. 58 m d. 10 m e. 30 m