For Mercury, the tidal stress of the Sun is much greater at aphelion than at perihelion
Indicate whether the statement is true or false
FALSE
You might also like to view...
The "rare Earth hypothesis" holds that Earth-like planets will prove to be quite rare. Which of the following statements best sums up the current status of the debate over this hypothesis?
A) It is no longer discussed, because as part of its broad cover-up of UFOs, the United States government has classified all the material relating to this debate as Top Secret. B) We do not have enough data to settle the debate, because counterarguments can be made for each argument suggesting Earth-like planets may be rare. C) The debate raged for a while, but is now settled. We are now quite certain that Earth-like planets are rare. D) The debate raged for a while, but is now settled. We are now quite certain that Earth-like planets are common.
A block of wood and a block of copper will feel neither hot nor cold to your touch when they each have
A) equal temperatures. B) your temperature. C) equal conductivities. D) none of the above
A light-year is a measurement of time
Indicate whether the statement is true or false
Projectile Motion: A hockey puck slides off the edge of a platform with an initial velocity of 20 m/s horizontally. The height of the platform above the ground is 2.0 m. What is the magnitude of the velocity of the puck just before it touches the ground? You can neglect air resistance.
A. 21 m/s B. 22 m/s C. 24 m/s D. 25 m/s E. 6.3 m/s