LS2.6

Mistletoe extracts water and nutrients ÿrom

a spruce tree. This leaves the tree with

barely any nutrients and water to live.

• parasitism :) :(

• commensalism :) :-|

• mutualism :) :)

Tags

NGSS.MS-LS2-1

Barnacles make their homes in a whale’s

skin. The whales do not notice.

• parasitism :) :(

• commensalism :) :-|

• mutualism :) :)

Oxpeckers eat ticks off of rhinos, which causes oxpeckers to be protected and rhinos to have healthy skin.

• parasitism :) :(

• commensalism :) :-|

• mutualism :) :)

Tags

NGSS.MS-LS2-2

A flea feeds on the mouse’s blood and

harms the mouse.

• parasitism :) :(

• commensalism :) :-|

• mutualism :) :)

What does this picture represent?

• Two hydrogen (H) atoms and one oxygen (O) atom.

• A water molecule of 2 hydrogen (H) atoms joined with 1 oxygen (O) atom.

• 3 gumdrops joined together with toothpicks.

Tags

NGSS.MS-PS1-1

What change of state is shown in this picture?

• liquid to solid

• liquid to gas

• solid to liquid

• solid to gas

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What change of state is shown in this picture?

• liquid to solid

• liquid to gas

• solid to liquid

• solid to gas

Tags

NGSS.MS-PS1-4

What change of state is shown in this picture?

• liquid to solid

• liquid to gas

• solid to liquid

• solid to gas

Tags

NGSS.MS-PS1-4

What change of state is shown in this picture?

• liquid to solid

• liquid to gas

• solid to liquid

• solid to gas

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What are properties of matter?

• Something you own.

• A piece of land.

• Characteristics that can be used to tell substances apart.

• ways to describe the state of matter of a substance.

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-2

NGSS.MS-PS1-5