Kinetic Molecular

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

• Solid-liquid

• Liquid

• Liquid-gas

• Gas-Solid

Tags

NGSS.MS-PS1-4

In a solid, the particles

• vibrate in place

• slide past one another

• overcome the strong attraction

Tags

NGSS.MS-PS1-4

At higher temperatures

• particles in an object have less energy

• particles in an object move faster

• a gas contracts

Tags

NGSS.MS-PS1-4

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

• gas

• solid

• liquid

Tags

NGSS.MS-PS1-4

What happens when you heat a gas?

• It gains mass.

• It loses mass.

• It increases in volume.

• It decreases in volume.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What happens to particle spacing when energy is added to a phase? 

• Particles move farther apart

• Particles move closer together

• Particles stay the same

Tags

NGSS.MS-PS1-4

As the temperature increases so does the.. 

• Potential Energy 

• Kinetic Energy  

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Describe the average kinetic energy of particles in a substance.

• The average kinetic energy of particles increases directly with temperature.

• The average kinetic energy of particles decreases as temperature increases.

• The average kinetic energy of particles is equal to the total amount of energy absorbed.

• The average kinetic energy of particle is not affected by temperature.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Kinetic molecular theory makes several assumptions about ___________________.

• the motion and weight of molecules

• the energy and motion of molecules

• the size and shape of molecules

• the motion and size of molecules

Tags

NGSS.MS-PS3-4

Which state of matter has the most kinetic energy?

• solid

• liquid

• gas

• plasma