7G - The Particle Model

What state of matter consists of tightly packed atoms?

• Solid
• liquid
• gas
• plasma

When pressure increases, which of the following also increases?

• mass
• volume
• temperature
• length

Liquid has a definite ___________, but a variable _____________.

• shape, volume
• mass, area
• smell, taste
• volume, shape

Which of the following states of matter has the most kinetic energy?

• solid
• liquid
• gas

Which of the following states of matter has the lowest kinetic energy? 

• solid
• liquid 
• gas

To make a solid become a liquid, you must increase its________________.

• mass
• density
• kinetic energy
• potential energy

Gas particles move around at __________ speeds. 

• low
• slow
• high
• unknown

Adding thermal energy to matter casues its particles to _________________.

• move slower
• move faster
• melt
• feeze

Which state of matter has particles that are loosely connected, and move freely past each other? 

• solid
• liquid
• gas
• plasm

_______ have lots of space between particles and no regular arrangement.

• Solids

• Liquids

• Gasses