Mod 14 Quiz

Select the 4 options that are assumptions made under the Kinetic Theory:

• All matter is composed of tiny particles.
• All particles are in constant, random motion.
• All particles collide with each other and the containers they are in.
• The amount of energy lost during collisions is not noticeable.
• All particles are in orderly motion.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-1

When a substance increases in temperature what happens to the size, or volume, of the substance?

• It decreases
• It does not change
• It increases
• It disappears

Tags

NGSS.MS-PS1-4

Which statement describes a substance with a high viscosity?

• Thin and flows quickly
• Thick and flows quickly
• Thin and flows slowly
• Thick and flows slowly

On a heating curve graph, there are two sections were the line goes flat. What is happening during those flat parts?

• Phase change
• The water stays the same, no change.

Tags

NGSS.MS-PS1-4

For the given graph below, calculate the density for substance B. Use the point (2,60) to calculate (Hint: D=m/v) NEED UNITS FOR FULL CREDIT

(a)  

Tags

CCSS.8.EE.B.5

Use the density you just calculated for substance B to answer the following question: The density of water is 1 g/mL. If you placed a sample of substance B in water would it sink or float?

Tags

NGSS.MS-PS1-2

Calculate the density of a material that has a mass of 17.5 g and a volume of 20.25 mL (Hint: D= Mass/ Volume) Must include proper units to receive full credit.

(a)  

Tags

CCSS.HSG.MG.A.2

What is the heat of fusion?

• The amount of energy required to change a substance from solid to liquid.
• The amount of energy required to change a substance from liquid to solid

Tags

NGSS.MS-PS1-4

What is the heat of vaporization?

• The amount of energy required to change a gas to a liquid
• The amount of energy required to change a liquid to a gas.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4