8th Gr. Earth Science Learning Set 1

Question 1

When Pangaea broke up what 2 land masses did it break into?

Accepted Answer

Gondwanaland and Laurasia

Question 2

Coal deposits and other plant fossils provide excellent clues to a region’s…

Accepted Answer

Ancient climate.

Question 3

The parts of living things that are most often preserved as fossils are…

Accepted Answer

Hard parts such as bones, teeth, and shells.

Question 4

Which of the following pieces of evidence DOES NOT support the Theory of Continental Drift?

Accepted Answer

Earthquake and Volcanoes

Question 5

Which is another scientific term for mountain range?

Accepted Answer

Ridge

Question 6

Fossils of tropical plants found in Antarctica are evidence that…

Accepted Answer

Antarctica was once closer to the equator.

Question 7

Which type of evidence was NOT used by Alfred Wegener to support his theory?

Accepted Answer

Written evidence

Question 8

Fossils of a tropical fern was found in Africa, Antarctica, & S. America. What explains this?

Accepted Answer

The continents were at one time joined together .

Question 9

Which layers of rock at the right is most likely the youngest?

Accepted Answer

The Top Layer

Question 10

What 3 continents best suggest the continents were connected.

Accepted Answer

North America, Africa, South America

Question 11

Definition: The natural and artificial physical features of an area.

Accepted Answer

Topography

Question 12

The process by which oceanic crust sinks beneath a deep-ocean trench and back into the mantle

Accepted Answer

Subduction

Question 13

Definition: The types, frequency and size of earthquakes that happen over a period of time

Accepted Answer

Siesmic Activity

Question 14

Definition: Act of paying careful attention to events.

Accepted Answer

Observation

Question 15

Has Pangaea been the only supercontinent in Earth’s history?

Accepted Answer

No, Rodinia was also a supercontinent

Question 16

Which of the following is a NOT model?

Accepted Answer

A Pencil

Question 17

A lowland region that forms where Earth's tectonic plates move apart and a part sinks down.

Accepted Answer

Rift Valley

Question 18

About 260 million years ago, the earth’s continents formed the supercontinent called:

Accepted Answer

Pangaea

Question 19

According to the picture at the right, which layer of rock is the oldest?

Accepted Answer

Farthest from the Mid Ocean Ridge

Question 20

According to Wegner’s theory of continental drift…

Accepted Answer

The continents were once joined as a supercontinent.

Question 21

Definition: The measurement of depth of water in oceans, seas, or lakes.

Accepted Answer

Bathymetry

Question 22

Why do scientists make models when studying the earth?

Accepted Answer

Object may be too dangerous, Object may be too large, Actual objects from prehistoric times may not exist.

Question 23

Evidence of past events in earth’s ancient history is provided by…

Accepted Answer

Glaciers, Rocks and the fossils within them.

Question 24

Definition: Support for an idea, opinion, or hypothesis.

Accepted Answer

Evidence

Question 25

Why was Alfred Wegner’s theory not accepted at first?

Accepted Answer

Missing proof of a force strong enough to move large lands

8th Gr. Earth Science Learning Set 1

Questions 25

8th Gr. Earth Science Learning Set 1

Questions 25