1. One method of obtaining a sample of sea floor sediment with its layers preserved involves using a
A.lead-weighted line.
B.grab sample.
C.gravity corer.
D.sonar device.
2.The highest lake waves cannot be as big as the highest ocean waves because lakes have
A.smaller beaches.
B.shallower water.
C.shorter fetch.
D.lower salinity.
3.Mascons are
A.regions of no gravity.
B.regions of lower gravity.
C.regions of higher gravity.
D.regions hit by micrometeoroids.
4.Variance of which aspect of Earth's motion has been related to climate change?
A.tilt of Earth's axis
B.speed of revolution
C.speed of rotation
D.length of Earth's axis
5. The two main characteristics of a region's climate are?
A.temperature and wind direction.
B.temperature and precipitation.
C.hours of daylight and precipitation.
D.latitude and precipitation.
6.The gravitational attraction between two objects will increase if the
A.distance between the two objects increases.
B.speed of one of the objects increases.
C.solar wind between the two objects increases.
D.mass of one of the objects increases.
A.lead-weighted line.
B.grab sample.
C.gravity corer.
D.sonar device.
2.The highest lake waves cannot be as big as the highest ocean waves because lakes have
A.smaller beaches.
B.shallower water.
C.shorter fetch.
D.lower salinity.
3.Mascons are
A.regions of no gravity.
B.regions of lower gravity.
C.regions of higher gravity.
D.regions hit by micrometeoroids.
4.Variance of which aspect of Earth's motion has been related to climate change?
A.tilt of Earth's axis
B.speed of revolution
C.speed of rotation
D.length of Earth's axis
5. The two main characteristics of a region's climate are?
A.temperature and wind direction.
B.temperature and precipitation.
C.hours of daylight and precipitation.
D.latitude and precipitation.
6.The gravitational attraction between two objects will increase if the
A.distance between the two objects increases.
B.speed of one of the objects increases.
C.solar wind between the two objects increases.
D.mass of one of the objects increases.