Grade 5 Science Review

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Grade 5 Science Review

• Chapter A1

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Words To Know

• minerals
• hand lens
• electron microscope
• microscope

• crystals
• cleavage
• luster
• scale

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What happens to crystals when they break apart?

• They stay the same, but become smaller or
• They turn into dust.

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They stay the same shape, but become smaller.
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What tool is used to make things look 1,000 times
bigger?

• microscope
• hand lens or
• electron microscope

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electron microscope
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What is a structure that has a regular, repeating
pattern?

• cleavage or
• crystal

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crystal
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Which crystal is used in cement and concrete?

• quartz sand or
• gemstones

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quartz sand
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What is a non-living piece of solid matter that
makes up rocks?

• chlorophyll
• minerals or
• water

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minerals
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Name a crystal that has a flat shape like a thin
book.

• salt or
• sugar

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sugar
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If you want to look at smaller objects more
closely, what should you do?

• Enlarge them with a hands lens
• Hold objects away from your eye or
• Enlarge them with a microscope

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Enlarge them with a hand lens and/orEnlarge them
with a microscope
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What is the way a crystal reflects light called?

• cleavage
• hardness
• luster or
• color

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luster
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Name the four properties of gemstones/crystals.

• cleavage, color, luster, scale or
• hardness, cleavage, luster, color

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hardness, cleavage, luster, color
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What is the purpose of a hand lens or microscope?

• to take a picture or
• to magnify objects

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to magnify objects
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What are rocks that have a crystal lining inside
them called?

• geodes
• mica or
• feldspar

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geodes
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Name a crystal that does not come from a mineral.

• salt or
• sugar

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sugar
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What mineral is gathered from the ocean?

• water
• salt or
• sugar

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salt
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What is a way a crystal breaks called?

• hardness
• cleavage or
• luster

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cleavage
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What scale is used to classify the minerals
hardness?

• Gypsums Scale of Hardness or
• Mohs Scale of Hardness

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Mohs Scale of Hardness
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What test is used to determine the hardness of a
crystal?

• Scratch test
• Hardness test or
• Strength test

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Scratch test
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What would you see if you crushed a grain of salt
and observed the pieces through a microscope?

• powder
• Repeating pattern in a cubic shape or
• Larger salt crystals

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repeating pattern in a cubic shape
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Compare Salt Sugar Characteristics