How many active volcanoes are there on Earth nowadays? a- 1,350; b- 500; c- 2,000
a- 1,350
What is an EARTHQUAKE and what causes them to happen? A-It is what happens when two blocks of the earth suddenly slip past one another. B- It is a giant wave.
A-It is what happens when two blocks of the earth suddenly slip past one another.
What do you see on this picture?
GEYSER
The mantle is ...... a- solid; b- rocky
B- ROCKY
Is the crust the outside layer of the Earth?
YES
TSUNAMIS are caused by volcanic eruptions under the sea and earthquakes. T / F
TRUE
How many layers does the atmosphere have? a- 3; b- 6; c- 5
c- 5
Which planet is the home for human beings, plants, and animals?
Earth
A ______ is a solid object that is formed in nature and has never been alive. It is made up of only one material and has always been the same. It has a definite crystalline structure. ROCK or MINERAL
MINERAL
Volcanoes are named after the Roman god Vulcan. The early Romans believed that Vulcan worked at his hot forge, striking sparks as he made swords and armor for other gods. T/F
T
A _____ is a naturally ocurring solid substance that is normally made of one or more minerals. SOIL or ROCK
ROCK
What is lava called when it is inside the volcano?
Magma
Where are GEYSERS located?
near ACTIVE volcanoes
The layers are a simple form to demonstrate what we have inside and outside our planet. T/ F
TRUE
The _________ are huge sections of the crust that are broken. a- eruptions; b- plates; c- hills
b- plates
Can volcanic eruptions cause TSUNAMIS?
YES
The outer core is ... a-solid; b- liquid; c- rocky
b- liquid
The outer core is in the center of the Earth. T/F
False
The inner core is solid. T/F
True
Where is the INNER CORE? a- in the center of the planet; b- where we live; c- where there is lava
a- in the center of the planet