Mixing Matter

The smallest part of an element that is ALL around us is

• Air

• Atoms

• Protons

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Matter is

• The amount of matter in an object.

• Anything that has mass and takes up space.

• The smallest part of an element.

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A ________ change causes the substance to change to a new substance with different properties.

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Click which are true

• Chemical change is when matter is changed into something new.

• Physical change is a change that can be reversed.

• Atoms are rearranged in a chemical change.

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Which are examples of a physical changes?

• Ripping a piece of paper

• Baking a cake

• Melting ice

• Cutting Hair

Which are chemical changes?

• Rusting metal

• Burning wood

• Rotting fruit

• Breaking a glass

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A ________ is a group of atoms joined together by a bond.

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Which is NOT a compound?

• NaCl

• H2O

• O2

• CO2

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How can understanding about matter help us in everyday life?

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Hydrogen and oxygen atoms bond to form a water molecule. What does the word bond mean in this sentence?

• move in circles around one another

• make more copies of themselves

• share something and join together

• split apart from each other

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NGSS.MS-PS1-1