BJU 11 Chemistry

The Law of Conservation of Mass states that

• compounds and elements are the same

• elements can be destroyed

• matter cannot be created or destroyed, but can be transformed

• mass is the same for all the objects if they need to exist

Tags

NGSS.MS-PS1-5

This change is a

• chemical reaction

• physical change

• musical change

• Ice Ice baby

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NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

How is a chemical change different from a physical change?

• there is no difference

• a physical change creates a new substance

• a chemical change creates a new substance

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NGSS.MS-PS1-2

NGSS.MS-PS1-5

Is burning wood a chemical or physical change?

• chemical

• physical

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NGSS.MS-PS1-2

NGSS.MS-PS1-5

A white tablet is dropped into water. The water becomes cloudy and bubbles are produced. What type of change has occurred?

• Physical change

• Chemical change

• No change

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NGSS.MS-PS1-2

How many states of matter are there?

• 1

• 2

• 3

• 10

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NGSS.MS-PS1-4

What state of matter is this

• solid

• liquid

• gas

Tags

NGSS.MS-PS1-4

What state of matter is this

• solid

• liquid

• gas

Tags

NGSS.MS-PS1-4

What state of matter is this (inside)

• solid

• liquid

• gas

Tags

NGSS.MS-PS1-4

When water gets heated, it becomes water vapor through which process

• Condensation

• Evaporation

• Freezing

• Melting

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4