Properties & States of Matter, Chemical & Physical Changes (Adv)

The roasting of the mallow over a campfire is an example of a ____ change.

• Physical

• Chemical

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

NGSS.MS-PS1-5

Mixing sugar with water (room temperature) is an example of a _____ mixture.

• Homogeneous

• Heterogeneous

The melting of an ice cube is an example of a _____ change and is an ______ reaction.

• physical/exothermic

• chemical/endothermic

• physical/endothermic

• chemical/exothermic

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

_____ is something that takes occupies space and has mass.

• Volume

• Matter

• Mass

• Density

_____ is the amount of space something occupies.

• Density

• Volume

• Mass

• Matter

The rusting of iron, the green coating on copper, tarnishing of silver items and combustion are all examples of ____?

• physical changes

• reactions with oxygen

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which state of matter has a fixed shape and volume and it's molecules move very slowly?

• Liquid
• Gas
• Solid
• Plasma

Which is true about the image?

• Material A is a liquid
• Material C is a solid
• Material B is a gas
• Material B is a liquid

Tags

NGSS.MS-PS1-1

The thermal energy released from a hand warmer is an example of an _____ & ______ reaction?

• endothermic

• exothermic

• physical

• chemical

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

What is a mixture?

• elements chemically combined
• a combination of different things
• it is found on the Periodic Table 
• it is made of different gases