Science Final Exam- 4th Nine Weeks

Describe the particle spacing AND movement in solids, liquids, and gases.

• Solids- Tightly packed and vibrate; Liquids- More space and move slowly; Gases- Far apart and move fast

• Liquids- Tightly packed and vibrate; Solids- More space and move slowly; Gases- Far apart and move fast

• Gases- Tightly packed and vibrate; Solids- More space and move slowly; Liquids- Far apart and move fast

• Gases- Tightly packed and vibrate; Liquids- More space and move slowly; Solids- Far apart and move fast

Tags

NGSS.MS-PS1-4

Which state of matter has a definite volume but no definite shape?

• Solid

• Liquid

• Gas

• Air

Tags

NGSS.5-PS1-3

Which two states of matter take the shape of their container?

• Solid and Liquid

• Solid and Gas

• Liquid and Gas

• Gas and Air

Which of the following is true about physical and chemical properties?

• The identity changes in a physical property but not in a chemical property

• A physical property is describing an object without changing it, a chemical property will change the identity of the object

• A chemical property can be reversed and a physical property cannot

• Size, shape and color are chemical properties, the ability to burn is a physical property

What are 2 examples of physical CHANGES and 2 examples of chemical CHANGES?

• Physical- cutting, folding; Chemical- burning, rusting

• Physical- burning, rusting; Chemical- cutting, folding

• Physical- color, shape; Chemical- ability to burn, ability to oxidize

• Physical- ability to burn, ability to oxidize; Chemical- color, shape

In which phase change does a liquid turn to a solid?

• Melting

• Condensation

• Evaporation

• Freezing

How is dry ice an example of sublimation?

• Solid → Gas

• Solid → Liquid

• Gas → Solid

• Liquid → Solid

Tags

NGSS.MS-PS1-4

What must be added or taken away in order for something to change state?

• Matter

• Space

• Thermal Energy

• Water

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Particle movement ____ as thermal energy increases.

• Decreases
• Increases

• stays the same

• stops

Tags

NGSS.MS-PS1-4

Sharpening a pencil leaves behind pencil shavings. Is this a physical or a chemical change?

• Physical because the identity of the pencil changed

• Physical because the identity of the pencil did not change

• Chemical because the identity of the pencil changed

• Chemical because the identity of the pencil did not change