A tiny pig is dropped from the top of a building and lands safely on a trampoline. The tiny pig will have an increase in what type(s) of energy as it falls?
a. Gravity
b. Potential energy
c. Kinetic energy
d. All of the above
Ans: c. Kinetic energy
Physics & Space Science
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A 60.0-kg man stands at one end of a 20.0-kg uniform 10.0-m long board. How far from the man is the center of mass (or center of gravity) of the man-board system?
A) 1.25 m B) 2.50 m C) 5.00 m D) 7.50 m E) 9.00 m
Physics & Space Science
Hurricanes derive their energy from
a. latent heat. b. hot air. c. cold water. d. wind.
Physics & Space Science
Your motorboat can move at 30 km/h in still water. What is the minimum time it will take you to move 12 km downstream in a river flowing at 6.0 km/h?
A) 20 min B) 22 min C) 24 min D) 30 min
Physics & Space Science
Power may be expressed as _____________ times resistance
Fill in the blank(s) with correct word
Physics & Space Science