Kinetic Energy: How fast must a 6.0-kg cat run to have a kinetic energy of 150 J?
Fill in the blank(s) with the appropriate word(s).
7.1 m/s
Physics & Space Science
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How much work would a child do while pulling a 12-kg wagon a distance of exerting a force?
A) 95 J B) 52 J C) 67 J D) 109 J
Physics & Space Science
Which moon of Neptune has a thin atmosphere and frosty polar caps?
a. Triton b. Titan c. Io d. Charon
Physics & Space Science
The bulk modulus of water is
and the density is
The velocity of sound in water is
A. 1,450 m/s. B. 2,150 m/s. C. 2,490 m/s. D. 2,750 m/s. E. 3,100 m/s.
Physics & Space Science
The sound of a bird singing is given as 5 dB. What is the intensity of the sound of a bird singing?
a. 
b. 
c. 
d. 
e. 
Physics & Space Science