Chemical & Physical Changes

which of these example is a physical change?

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NGSS.MS-PS1-4

is the picture chemical or physical

• chemical

• physical

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NGSS.MS-PS1-2

which one is not an indicator of a chemical change

• formation of gas

• formation of a solid

• formation of liquid

• change of colour

• change in temperature

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NGSS.MS-PS1-2

1. Sugar dissolves in warm water
 
 

• Physical change
• Chemical Change

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NGSS.MS-PS1-4

Which of the following is a sign that a chemical reaction has occurred?

• change in shape
• melting
• formation of a gas
• dissolving

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NGSS.MS-PS1-2

Is making a cake physical or chemical

• physical
• chemical
• ducktile
• maluable

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NGSS.MS-PS1-2

Is hammering wood together to build a house a chemical or physical change?

• chemical
• physical

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NGSS.MS-PS1-2

NGSS.MS-PS1-4

Which of the following is NOT an example of a physical change?

• crumpled paper
• pencil sharpening
• shrunken clothing
• sour milk

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NGSS.MS-PS1-2

Water freezing into ice is an example of a...

• Physical Change
• Chemical Change

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NGSS.MS-PS1-2

NGSS.MS-PS1-4

Marie had a beaker with a small amount of baking soda. She added a few drops of pickle juice to the baking soda and observed fizzing and bubbling. Based on her observation, which of these can Marie determine about the new substance formed by mixing the baking soda and pickle juice?

• A chemical reaction produced a solid.
• A chemical reaction produced a gas.
• No chemical reaction took place.
• Only a physical change happened.

Tags

NGSS.MS-PS1-2