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  2. Middle School: 6th, 7th and 8th Grade
  3. Science: Middle School: Grades 6, 7 and 8
  4. Soil and Rocks
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Soil and Rocks
The white cliffs of Dover are chalk (pure calcium carbonate).

Soil and Rocks

This Science quiz is called 'Soil and Rocks' and it has been written by teachers to help you if you are studying the subject at middle school. Playing educational quizzes is a fabulous way to learn if you are in the 6th, 7th or 8th grade - aged 11 to 14.

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The scientific study of rocks is called petrology, and petrology is an essential component of geology. Diamond is the hardest natural substance found on Earth, and supposedly a girl's best friend!

Test your knowledge in our Science quiz on Soil and Rocks.

1.
Which rock is composed mainly of calcium carbonate?
Chalk
Pumice
Quartz
Sandstone
White cliffs of Dover are chalk (pure calcium carbonate)
2.
Granite is an intrusive igneous rock. Which best describes its characteristics?
A hard rock, large crystals due to slow cooling of magma
A hard rock, small crystals due to fast cooling of lava
A soft rock, large crystals due to slow cooling of magma
A soft rock, small crystals due to fast cooling of magma
Aberdeen is known as the Granite City
3.
Which one of these is NOT a component of soil?
Humus
Magma
Rock particles
Water
Magma is liquid rock
4.
Which statement about the rock cycle is true?
Erosion is the weathering and carrying away of rock sediment
Freeze thaw is cold weather
Lava is molten rock inside the Earth
Transportation is the covering and squashing of layers
5.
Which one of these describes a metamorphic rock?
A black rock formed on the Earth's surface
A glass type rock formed by volcanoes
A rock formed from grains of sand squeezed together
A white rock, showing layers formed by heat and pressure on chalk or limestone
Metamorphic comes from Greek words meaning 'change' and 'form'
6.
Which of the following is the BEST definition of weathering?
Breaking up of rocks at the surface
Change to liquid caused by intense heat
Covering and squashing layers to form rock
Moving of rocks from one place to another
7.
Which type of soil will have good drainage, meaning water runs through quickly?
Clay
Loam
Sandy
Silt
8.
Which of the following is a metamorphic rock?
Basalt
Limestone
Mudstone
Slate
Igneous rock, Basalt, is the most common rock on Earth
9.
Sandstone is grainy and crumbly and may contain fossils. Its rock type is.....
Igneous
Metamorphic
Sedimentary
Soft
70% of all rocks on Earth are sedimentary
10.
Which type of rock has been formed from hot liquid rock called magma?
Igneous
Metamorphic
Mixture
Sedimentary
Igneous comes from the Greek word meaning fire
Author:  Sue Davison
Science: Middle School: Grades 6, 7 and 8 Play this quiz again

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