Lesson 1
Lesson 2
Lesson 3
100

What is earth's outer core made of? 

liquid metal

100

Which two of Earth's systems are in this photo and explain how they are interacting. 

Hydrosphere and biosphere. Flooding peoples homes, and putting them in danger. 

100

Animals at risk of being extinct are called ______. 

endangered

200

Which two systems interact to cause a landslide?

geosphere and hydrosphere. 

200

What type of natural disaster occurs when snow, high winds and cold temperatures are involved?

a) tropical storm

b) tornado

c) hurricane

d) blizzard

blizzard

200

What does it mean to "conserve" something?

to save, protect or not waste. 

300

How are mountains formed? 

when plates shift and move in opposite directions

300

Which is an example of the hydrosphere and atmosphere interacting?

a) volcano eruption

b) hurricane

c) erosion

d) earthquake

b) hurricane

300

______ help scientists gather information about how systems interact. 

A) maps

B) models

b) models

400

What are the three (3) types of volcanoes?

active

dormant 

extinct

500

What is an active volcano?

What is a dormant volcano?

What is an extinct volcano?

Active: currently or recently erupted. 

Dormant: not erupted for some time, but may erupt in the future

Extinct: scientists don't think it will erupt again

600

What does adding harmful materials to soil, air or water do?

It pollutes it. 
700

What is the deepest layer of the earth?

inner core

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