Unit 1 Test: Introduction to Matter Review

Which word is associated with a chemical change?

• flammability

• boiling

• conductivity

• color

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which picture represents flammability?

• 
• 
• 

Which picture represents conductivity of water?

• 
• 
• 

Which substance is pure?

• strawberry milk

• tea

• sugar

• air

Select the correct chemical formula for the structure.

• 2O2H

• 2H20

• 2HO

• 2H3O

Tags

NGSS.MS-PS1-1

Label the points on the line.

a

b

(20, 4)

(40, 8)

Tags

NGSS.MS-PS3-1

Which substances will sink?

• water 1g/mL

• corn syrup 1.33 g/mL

• corn oil 0.33 g/mL

Which substances will float?

• water 1g/mL

• corn syrup 1.33 g/mL

• corn oil 0.33 g/mL

Which equation is used to find density?

How does gravity affect mass?

• Gravity is a force that changes the amount of mass by its force.

• Gravity affects weight so it also impacts mass.

• Gravity doesn't affect mass. Mass is constant.

• Gravity doesn't affect mass because mass and weight are the same.

Tags

NGSS.MS-PS2-4