The illustrations shows the spacing of particles in different types of matter. Which illustration is an example of the spacing of particles in solids?

• illustration A
• illustration B
• illustration C
• illustration D

Melting is the change in state of a

• solid to a gas.
•  liquid to a gas.
• solid to a liquid.
•  liquid to a solid.

Tags

NGSS.MS-PS1-4

A combination of two or more different substances in which the substances maintain their physical properties.

• reaction

• mixture

• solution

• atom

A mixture that has the same composition throughout because all the parts are mixed evenly.

• reaction
• solution
• mixture
• atam

Which statement is true?

• Oil is the most dense substance.
• Corn syrup is less dense than water.
• Oil is less dense than water.
• Oil and corn syrup have the same density but different masses.

Adam heats a beaker with 60mL of water on a hot plate. What physical change will he observe?

• a liquid becoming a solid

• a solid becoming a gas

• a gas becoming a liquid

• a liquid becoming a gas

Tags

NGSS.MS-PS1-4

A beaker contains a mixture of water and sand. The easiest way to separate this mixture is to-

• use a magnet to attract the sand

• use a coffee filter to collect the sand

• use tweezers to pick out the sand

• add more water to the mixture

What tool would best help you find the mass of a toy car?

• graduated cylinder

• hand lens

• triple beam balance

• beaker

Which of the following describes the process of condensation?

• Liquid water becoming a gas

• Water vapor becoming liquid water

• Liquid water becoming ice

• Rain falling

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-4

NGSS.MS-PS1-4

When does melting occur for ice cream?

• When the ice cream absorbs cold energy

• When the ice cream absorbs heat energy

• During condensation

• When the ice cream evaporates

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4