When fast-moving water molecules collide they tend to
A) rebound without sticking.
B) stick.
C) both of these
D) neither of these
Answer: A
You might also like to view...
How will high tides differ from their average values when the Moon is in its first- or third-quarter phase?
A. They will be higher than average. B. They will be lower than average. C. They will not differ from average values significantly. D. There are no high tides when the Moon is in its first- or third-quarter phase.
A region where a denser basaltic plate is subducted under a continental one is:
A) the Himalayas. B) the Nazca Trench. C) the Mid-Atlantic Rift. D) Hawaii. E) the San Andreas Fault.
Given the Earth's larger size and strong gravity, the Earth's surface should have more impact craters than the Moon. However, it has very few. Why is this?
A) the Moon acted like a shield, protecting the Earth from most impacts B) the Earth's surface was almost completely molten during the Hadean Eon so no impact craters were formed C) almost all impacts occurred in the oceans so no impact craters were formed D) geological processes like plate tectonics, volcanism, and erosion have erased them
Sunspots
A) were most numerous during the Maunder Minimum. B) are always found close to the Sun's poles. C) are relatively constant in number every year. D) come in pairs, representing the north and south magnetic fields. E) travel over the surface of the Sun from pole to pole.