Question

WILL FAN AND MEDAL!! PLEASE HELP :)

Answer 1

1. What is the force behind mass movements?

*the sun's energy
*flowing water
*gravity
*moving ice

2. Which of the following is NOT true about mass movements?

*Some mass movements are too slow to be seen.
*Mass movements always lead to landslides.
*Gravity is the driving force behind all mass movements.
*Mass movements are always downslope.

3. Oversteepened slopes often lead to mass movements because _____. (1 point)

*plants cannot grow on them
*the angle of their slope is between 10 and 20 degrees
*the angle of their slope is less than 20 degrees
the angle of their slope is greater than 40 degrees

4. When a block of material moves downslope along a curved surface, the type of mass movement is called _____.

*a rockfall
*a rockslide
*a slump
*creep

5. A relatively rapid form of mass movement that is most common in dry mountainous regions is _____.

*creep
*a mudflow
*a slump
*an earthflow

6. The average annual precipitation worldwide must equal the quantity of water _____.
*evaporated
*transpired
*infiltrated
*locked in glaciers

7. The ability of a stream to erode and transport materials depends largely on its ______.

*width
*length
*velocity
*density

8. The vertical drop of a stream channel over a certain distance is called _____.

*discharge
*channel roughness
*gradient
*runoff

Answer 2

1=gravity

Answer 3

2=Mass movement always leads to landslides

Answer 4

3=the angle of their slope is greater than 40 degree

Answer 5

4=slump

Answer 6

5=A mudflow.

Answer 7

6=evaporated

Answer 8

7=velocity

Answer 9

8=gradient

Answer 10

did this help?

Answer 11

Which of the following does NOT occur at a subduction zone?
A. The leading edges of both plates are bent upward.*****
B. Oceanic crust is pushed down into the mantle.
C. One oceanic plate moves into another oceanic plate.
D. One continental plate moves into an oceanic plate.