A barbell is easier to twist when its weights are
a. close to the axis of rotation
b. near the ends of the bar
c. heavy
d. light
e. none of the above
A, D
Physics & Space Science
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If energy is carried by the bulk motion of matter, that is called ____________________
Fill in the blank(s) with correct word
Physics & Space Science
Venus's atmosphere lacks water because the Sun's ultraviolet rays tend to break up any water molecules at the top of the atmosphere.
Answer the following statement true (T) or false (F)
Physics & Space Science
There is evidence that a collision between a spiral and an elliptical galaxy has produced a radio galaxy
Indicate whether the statement is true or false
Physics & Space Science
Which of these colors of light has photons of lowest energy?
a. Blue b. Green c. Yellow d. Red
Physics & Space Science