physics
Authored by amara yow
Physics
7th Grade
Used 96+ times
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12 questions
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1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Sound wave travel by making particles vibrate. Sound will travel through anything that has particles :
Solid
Liquid
Vacuum
Gas
2.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
there are a total of seven major tectonic plates that cover nearly 95% of the earth's surface are :
North America
India
Europe
Antartica
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
which part of the Earth made of solid rock?
mantle
outer core
crust
inner core
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
which part of the Earth made of molten rock (hot liquid) and metal?
crust
inner core
outer core
mantle
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
the non-metal in the most common element in Earth's crust
iron, calcium
oxygen, silicon
calcium, aluminium
silicon, iron
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What causes the tectonic plates to move?
The tectonic plates move on the crust
The tectonic plates move on liquid magma
The tectonic plates moven on the water
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
the difference between mountain and volcano?
1. Mountain do erupt
2. Volcano have craters or lava/gas vents
3. Mountain are tall
4. Volcanoes do not erupt
2,3
1,4
1,2
2,4
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