Intro to Chemistry

Chemistry is the study of __________________.

• motion

• the environment

• life

• matter

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NGSS.MS-PS1-1

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NGSS.MS-PS1-5

Anything that has mass and takes up space is ___________.

• thermal energy

• matter

• kinetic energy

• due to gravity.

Atoms and molecules are tiny ___________________

• particles

• cells

• photons

• plasma

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NGSS.MS-PS1-1

Water molecules are ________________ to one another.

• repelled

• attracted

• neutral

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NGSS.HS-ESS2-5

Molecules in hot water move ___________ than the molecules in cold water.

• faster

• same speed

• slower

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NGSS.MS-PS1-4

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As a molecular motion increases, the space between the molecules ________________.

• stays the same

• increases

• decreases

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NGSS.MS-PS1-4

Based on the lesson in Middle School Chemistry, the water in the graduated cylinder increases from 100ml to 104ml due to _________________________.

• more water being added

• the water molecules increase in size

• the spaces between the water molecules increasing

• a new substance being created in a chemical reaction

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NGSS.MS-PS1-2

Cooling the molecules in a liquid, __________________ the speed of the molecules.

• increases

• decreases

• doesn't change

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NGSS.MS-PS1-4

NGSS.MS-PS3-4

Heat is transferred from something that is warmer to something that is cooler through a process called ____________.

• density

• radiation

• convection

• conduction

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NGSS.MS-PS1-4

1. When the room temperature washers were placed in hot water, what did you notice about the temperature 𝐨𝐟 𝐭𝐡𝐞 𝐰𝐚𝐭𝐞𝐫?

• the temperature of the water increased

• the temperature of the water decreased

• the temperature of the water stayed the same

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4