[Science] Particles in Motion

Kinetic energy is the energy of...

• motion
• heat
• sound
• light

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NGSS.MS-PS3-1

NGSS.MS-PS3-4

NGSS.MS-PS3-5

What are the three things you can increase to increase an object's kinetic energy?

• color, shape, and density
• volume, pressure, and height
• mass, speed, and temperature
• time, distance, and force

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NGSS.MS-PS3-1

NGSS.MS-PS3-4

What happens to an object when its particles lose kinetic energy?

• It speeds up
• it becomes larger

• It slows down or comes to a stop
• It becomes smaller

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NGSS.MS-PS3-4

NGSS.MS-PS3-5

Which statement is false?

• In solids, liquids, and gases, particles move

• Gas particles move the fastest out of the three states of matter

• Solid particles do not really move, they vibrate

• Liquid particles move the slowest out of the three states of matter

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NGSS.MS-PS1-4

two or more substances together that do not form a new susbtance

• solution
• mixture
• compound
• element

the gas phase of water

• solid water
• water vapor
• frozen water
• liquid water

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NGSS.MS-PS1-4

the ratio of mass and volume in a sample of matter

• weight
• length
• density
• size

Pretend you have two objects that are the same size. Object A weighs 5.4lbs, and Object B weighs 4.5lbs. Which object is more dense?

• Object A

• Object B

What two things does density depend on?

• mass

• volume

• distance

• temperature

the average kinetic energy of the particles in the air and other objects in a typical comfortable room

• pressure
• temperature
• humidity
• density

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NGSS.MS-PS1-4

NGSS.MS-PS3-1