Planet Earth Science 7 Prior learning

Question 1

Testing the effects of water with different pH's on various rock samples. He is testing:

Accepted Answer

chemical weathering

Question 2

The diagram below shows that sedimentary rocks are changed to sediment by

Accepted Answer

weathering

Question 3

What is the outer layer of the earth called?

Accepted Answer

Crust

Question 4

What type of mineral identification describes the mineral’s scratchability ?

Accepted Answer

hardness

Question 5

What type of mineral identification is: the colored powdered form of the mineral

Accepted Answer

streak

Question 6

Tracks, burrows, and other evidence of animal behaviour are known as

Accepted Answer

trace fossils

Question 7

The area of the Pacific Ocean that has frequent earthquakes and volcanic eruptions is known as:

Accepted Answer

the Pacific Ring of Fire

Question 8

Earthquakes happen

Accepted Answer

Suddenly

Question 9

The presence of the same ______ on several continents supports the idea of continental drift.

Accepted Answer

fossils and rocks

Question 10

How do young mountain ranges compare to old mountain ranges?

Accepted Answer

Younger mountains appear more jagged, and taller

Question 11

Volcanic Eruptions happen

Accepted Answer

Suddenly

Question 12

Erosion usually happens

Accepted Answer

Gradually

Question 13

An important feature of the rock cycle is that it ...

Accepted Answer

doesnot have a set order

Question 14

There is a 'Big Rock' in Okotoks. This rock was left behind by a receding glacier. It is called

Accepted Answer

an erratic

Question 15

Mountains form

Accepted Answer

Gradually

Question 16

Metamorphic rock is rock that has changed form. It is usually formed ...

Accepted Answer

with heat and pressure belowthe earth's surface

Question 17

What mineral identification property describes this: reflects light from its surface

Accepted Answer

lustre

Question 18

The rock cycle indicates that each type of rock can do all of the following except

Accepted Answer

permanently remain the same type of rock

Question 19

Landslides happen

Accepted Answer

Suddenly

Question 20

When oceanic and continental plates collide, one plate is forced under the other. This is a:

Accepted Answer

subduction zone

Question 21

Pouring water into a crack in a rock sample and freezing it, the crack go wider. This is:

Accepted Answer

mechanical weathering

Question 22

A tree grows in a rock. The roots of the tree go into the cracks and split the rock. This is:

Accepted Answer

biological weathering

Question 23

What type of mineral identification is: breaks along smooth,flat planes

Accepted Answer

cleavage

Question 24

Igneous rock, can be intrusive rock and extrusive rock. These rocks are all formed from ...

Accepted Answer

magma or lava

Question 25

Rock that is melted forms which type of rock:

Accepted Answer

igneous

Question 26

How is a glacier formed?

Accepted Answer

from the build-up and compaction of snow, over time

Question 27

What is the inner most layer of the earth called?

Accepted Answer

inner core

Question 28

Earthquakes happen:

Accepted Answer

Suddenly

Question 29

Compared to the other layers of the Earth, the crust, at a temperature of 5 degrees C is ..

Accepted Answer

thinner than all the layers

Question 30

Layered rock is called:

Accepted Answer

sedimentary

Planet Earth Science 7 Prior learning

Questions 30

Planet Earth Science 7 Prior learning

Questions 30