Chemical Reactions Quiz

How can you tell different substances apart?

• By how long they are

• By their size and shape.
• By their properties.

• By the way they transfer

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NGSS.MS-PS1-1

NGSS.MS-PS1-2

Law of Conservation of Matter says what?

• Matter can be created but not destroyed in a chemical reaction.
• Matter can be destroyed but not created in a chemical reaction.
• Matter can be both created and destroyed in a chemical reaction.
• Matter cannot be created or destroyed in a chemical reaction.

Tags

MS-ESS3-5

Why do different substances have different properties?

• Temperature and pressure
• Color and texture
• Size and shape
• They have a different arrangement of atoms

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NGSS.MS-PS1-1

Flammability, toxicity, acidity are all examples of what?

• physical properties
• biological properties
• mechanical properties
• chemical properties

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NGSS.MS-PS1-5

During a chemical reaction, what happens to the reactants?

• The reactants undergo a chemical change and are transformed into products.
• The reactants disappear completely.
• The reactants evaporate.
• The reactants remain unchanged.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Can atoms change type during a chemical reaction?

• Sometimes
• Only in certain conditions
• No
• Yes

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NGSS.MS-PS1-5

How are products formed?

• Through chemical reactions
• Through biological processes
• Through physical processes
• Through mechanical processes

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Explain the Law of Conservation of Matter.

• Matter CANNOT be created or destroyed

• The Law of Conservation of Matter is not applicable to gases or liquids.
• The Law of Conservation of Matter only applies to solid substances.
• Matter CAN be created or destroyed

Tags

NGSS.MS-PS1-5

What did Lavoisier discover?

• Law of Conservation of Matter and the role of oxygen in combustion

• Theory of Evolution and the role of natural selection in species adaptation
• Law of Thermodynamics and the role of heat in energy transfer
• Theory of Relativity and the role of gravity in celestial bodies

Tags

NGSS.MS-PS1-5

How do new substances form?

• Evaporation
• Gravity
• Chemical reactions
• Photosynthesis

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5