Thermal Energy and Kinetic Molecular Theory

Particles that make up a solid have the _____________ attraction toward each other. 

• strongest
• weakest

Gas particles have the ________ kinetic energy because they move the fastest.

• least
• most

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

What has to happen in order for a phase change to occur?

• take away heat
• add heat
• either add or take away heat

Tags

NGSS.MS-PS1-4

What state of matter is segment 5?

• Solid
• Liquid
• Gas
• Plasma

Tags

NGSS.MS-PS1-4

From 30 degrees to 55 degrees, what state of matter is the substance?

• Solid
• Liquid
• Gas
• Plasma

Tags

NGSS.MS-PS1-4

What state(s) of matter are present at D-E?

• Solid-liquid
• Liquid
• Liquid-gas
• Gas-Solid

Tags

NGSS.MS-PS1-4

What line segment represents only the solid state?

• A-B
• B-C
• C-D
• D-E

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

In a solid, the particles

• vibrate in place
• slide past one another
• overcome the strong attraction

At higher temperatures

• particles in an object have less energy
• particles in an object move faster
• a gas contracts

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Particles (molecules) in a ______________________ have more energy than the other states of matter.

• gas
• solid
• liquid

Tags

NGSS.MS-PS1-4