The Earth's ionosphere partially blocks which form of electromagnetic radiation?
A) gamma rays
B) ultraviolet
C) visible light
D) infrared
E) radio
E
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How will TESS build upon the Kepler mission?
A) It will zoom in on the best planet candidates and allow us to confirm whether or not they are actually planets. B) It will use the same strategy but will cover the whole sky. C) It will allow us to detect extrasolar planets from the Southern hemisphere instead of just the Northern hemisphere. D) It will allow us to observe in a different wavelength.
The meridian at 0 degrees is:
What will be an ideal response?
An 8 000-kg aluminum flagpole 100-m long is heated by the sun from a temperature of 10°C to 20°C. Find the heat transferred (in J) to the aluminum if the specific heat of aluminum is 0.215 cal/g/°C
a. 7.2 × 10^5 b. 7.2 × 10^7 c. 7.2 × 10^3 d. 7.2 × 10^1 e. 7.2 × 10^2
If you double the net force on an object, you'll double its
A) acceleration. B) speed. C) velocity. D) all the above