Which statement about a young mountain range would be true?

It will be less weathered than older mountain ranges.

Which statement best explains how magma reaches Earth’s surface?

heat and pressure cause the magma to rise

Which sentence states a difference between weathering and erosion?

Erosion moves rocks without breaking them apart.

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Harrisburg Science Unit 8 Review

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1
Water gets into a crack of a rock and freezes, forces the crack to widen. What's happening?
deposition
erosion
polishing
weathering
2
Which process begins in Earth's mantle below Earth's crust?
the forming of a mountain range
a volcanic eruption
the sinking of a fault line
an earthquake
3
Which statement about a young mountain range would be true?
It will be more snow covered than older mountain ranges.
Its mountains will be less volcanic than those of older ones
It will be less weathered than older mountain ranges.
Its mountains will be taller than those of older ranges.
4
Which point on the seismographic reading shows an earthquake?
Point B
Point A
Point C
Point D
5
What would be the best way a scientist could study the effects of plate movements?
conduct an experiment
observe the Ring of Fire
visit an active volcano
design a computer model
6
Which statement best explains how magma reaches Earth’s surface?
plate mouvement forces the magma upward
gravity pulls the magma to the surface
heat and pressure cause the magma to rise
magnetism attracts the magma to the surface
7
Which of the following is most like the action of an earthquake?
popping a balloon
frying a piece of chicken
plucking a guitar string
whistling a tune
8
Which of the following descriptions is an example of a deposition?
space in a sinkhole
sand in a river delta
a breeze after a hurricane
sunshine after a storm
9
Which label do scientists use when they refer to the 4 parts of Earth shown in the image?
layers
faults
rings
plates
10
Which landform is made from deposition?
a forest
a canyon
a desert
a mountain
11
Which type of plate movement forms mountains?
Plates drift apart.
Plates push against each other
Plates blend to form one large plate.
Plates slide by each other.
12
Which sentence states a difference between weathering and erosion?
Weathering moves rocks without breaking them down.
Erosion moves rocks without breaking them apart.
Weathering and erosion move rocks to new locations.
Erosion breaks down rocks but doesn't move them.
13
Josh is at the beach and finds a smooth stone. What process causes such stones to be smooth?
grooving
deposition
erosion
weathering
14
What will most likely occur where 2 plates move in different directions against each other?
a fault
an earthquake
a flood
a volcano
15
If a homeowner wants to stop soil erosion in their yard, what can he or she do?
plant grass
fill the holes with dirt
instal a chain-link fence
install a sprinkler
16
Which of the following best estimates the distance across one of Earth's tectonic plates?
about 25 miles
about 250 miles
about 2,500 feet
about 2,500 miles

Harrisburg Science Unit 8 Review Flashcards | StudBud