The first stage in planetary evolution is cratering
a. True
b. False
Indicate whether the statement is true or false
False
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As you move farther away from a source emitting a pure tone, the frequency of the sound you hear decreases
a. True b. False Indicate whether the statement is true or false
For angular momentum to be conserved, the net torque must be zero
Indicate whether the statement is true or false
A golf ball of mass 0.050 kg is at rest on the tee. Just after being struck, it has a velocity of 102 m/s. If the club and ball were in contact for what is the average force exerted on the ball by the club?
A) 6.3 kN B) 7.1 kN C) 5.5 kN D) 4.9 kN
What future awaits Triton, the largest satellite of Neptune?
a. Tidal break-up as it spirals closer to Neptune b. Escape from Neptune after billions of years, as Triton gradually spirals outward c. Gravitational capture by Pluto d. Probable destruction from impact by Pluto