Science midterm review

1.)J.J Thomson discovered neutrons. T/F

• True

• False

Answer explanation

He actually discovered electrons.

The water cycle is the process of water moving around between the air and land. T/F

• True

• False

Answer explanation

:0)

Tags

NGSS.MS-ESS2-4

When water is at the freezing point, it melts. T/F

• True

• False

Tags

NGSS.MS-PS1-4

Electron path is a group of electrons circling around the nucleus or a molecule. T/F

• True

• False

Answer explanation

:3

A change of state is NOT the physical change in a matter. T/F

• True

• False

Answer explanation

Change of state IS a PHYSICAl change in matter

Tags

NGSS.MS-PS1-4

Shell path usually refers to the valence electrons. T/F

• True

• False

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Boiling it the SLOW vaporization of liquid T/F

• False

• True

Answer explanation

It is the fast vaporization of a liquid.

Tags

NGSS.MS-PS1-4

Freezing makes solid to gas T/F

• True

• False

Answer explanation

No, it is liquid to solid.

Groups in science refer to the periodic table. T/F

• True

• False

Answer explanation

:3

Tags

NGSS.HS-PS1-1

Carbon is a non metallic chemical element T/F

• True

• False

Answer explanation

That was easy.