Honors Unit 1 Review

One cup of water is left outside for two days when it was checked there was only half a cup left. What happened?

• evaporation; chemical change
• condensation; physical change 
• evaporation; physical change
• condensation; chemical change

Tags

NGSS.MS-ESS2-4

NGSS.MS-PS1-4

Which one of these is a chemical property?

• melting point
• boiling point
• color
• flammability

Tags

NGSS.HS-PS1-1

Which of the following is not a chemical change?

• rusting

• boiling

• rotting

• burning

Tags

NGSS.MS-PS1-2

When an object has the ability to be stretched into a thin wire this is

• Density

• Ductility

• Dirtability

• Dissovility

Is Gatorade powder dissolving in water physical or chemical change?

• Physical 
• Chemical

Tags

NGSS.MS-PS1-2

Is milk going sour a physical or chemical change?

• Physical 
• Chemical

Tags

NGSS.MS-PS1-2

Which of the following describes a precipitate?

• a liquid forms when a block of metal is heated
• a solid forms when one liquid is poured into another
• a gas forms when a solid is placed in a liquid
• bubbles form when an acid is poured on a rock

Tags

NGSS.MS-PS1-2

Which is NOT an indication of a chemical change?

• temperature change
• formation of a precipitate
• shape change
• production of light

Tags

NGSS.MS-PS1-2

Mixture, such as mixed nuts or dry soup mix, in which different materials are unevenly distributed and are easily identified.

• suspension
• homogeneous mixture
• heterogeneous mixture
• colloid

Substance with atoms that are all alike.

• element
• compound
• homogeneous mixture
• heterogeneous mixture

Tags

NGSS.MS-PS1-1