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What is the Lithosphere?
a) All of Earth's water.
b) All of Earth's air.
c) All of Earth's land.
d) All of Earth's living organisms.
What is an example of a physical change?
a) Burning a piece of paper.
b) Frying an egg.
c) Melting an icecube.
d) Toasting a piece of bread.
What is an example of a chemical change?
a) Breaking a pencil in half.
b) Shredding a piece of paper.
c) Burning a pile of leaves.
d) Cutting your hair.
What is a metalloid?
a) Both properties of metals and non-metals.
b) Iron, gold, silver
c) Oxygen, helium, carbon, nitrogen
d) Usually have luster, are malleable, and ductile.
What is the MOHS scale used to measure in minerals?
a) Luster
b) Hardness
c) Streak
d) Color
The definition of a physical change is...
a) Anything that has matter and takes up space.
b) A new substance is formed.
c) The form of a substance may change, but the substance stays the same.
d) The mass cannot be created nor destroyed.
What is the definition of a chemical change?
a) The form of the substance may change, but the substance stays the same.
b) Anything that has mass and takes up space.
c) A new substance is formed.
d) The mass cannot be created nor destroyed.
An example of the Law of Conservation of Mass includes...
a) Burning leaves
b) Crayons in a box and crayons broken because they have the same mass.
c) Chewing a piece of gum and swallowing half of it.
d) Burning paper.
How do we test the STREAK of minerals?
a) Making a trail with the minerals.
b) Scratching the minerals with objects.
c) Testing the color of the minerals.
d) Breaking the minerals in half.
What is the formula for measuring DENSITY?
a) Volume divided by mass V/D
b) Mass divided by volume M/V
c) Mass divided by density M/D
d) Volume divided by density V/D
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