6th grade test

When two or more elements chemically combine

• Element

• Atom

• Compound

• Mixture

Tags

NGSS.MS-PS1-1

Which particle in the atom's nucleus does not have a charge?

• protons

• neutrons

• negative

• nucleus

This picture represents which of the following?

• element

• compound

Tags

NGSS.MS-PS1-1

This picture represents which of the following?

• element

• compound

Tags

NGSS.MS-PS1-1

What causes particles to vibrate or move around more?

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What is one of the explanations for hot air balloons to rise?

• Air inside balloon becomes less dense than the air outside.
• Air inside balloon becomes more dense than air outside.
• As temp. increases so does pressure at constant volume.
• Warm inside balloon escapes to keep volume constant.

Tags

NGSS.MS-PS1-4

Using the picture, match the state of matter in glass A with its correct name.

• Lava
• Plasma
• Liquid
• Gas

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

This phase of matter has a definite mass and volume, but not a definite shape.

• solid

• liquid

• gas

Tags

NGSS.MS-PS3-4

Freezing

• Solid to gas

• Liquid to solid

• Gas to solid

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

At higher temperatures

• particles in an object have less energy
• particles in an object move faster
• a gas contracts

Tags

NGSS.MS-PS1-4