List and describe four differences between Jovians and Terrestrials
What will be an ideal response?
Terrestrial planets are small, dense, rocky worlds with little or no atmosphere. Jovian planets are large, low-density worlds with thick atmospheres and liquid or ice interiors.
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An airplane has a mass of 30,000 kg and travels at 300 m/s. If the drag force is 1000 N, the power the engines have to provide to keep flying at a constant speed is
a. 
b. 
c. 
d. 
e. 
A 2.0-kg block sliding on a horizontal frictionless surface is attached to one end of a horizontal spring (k = 200 N/m) which has its other end fixed. If the block has a speed of 4.0 m/s as it passes through the equilibrium position, what is its speed when it is 20 cm from the equilibrium position?
a. 2.6 m/s b. 3.1 m/s c. 3.5 m/s d. 1.9 m/s e. 2.3 m/s
Based on current scientific evidence, what is the likelihood that life on Earth formed spontaneously from increasingly complex chemical reactions?
A) very likely B) certain C) impossible D) very unlikely
A particle with an integral spin is a
a. boson. b. lepton. c. fermion. d. hadron. e. muon.