Unit 3 Review

When water sticks to other objects, that is called...

• adhesion

• cohesion

• glue

• tape

When water sticks to itself that is called...

• adhesion

• cohesion

• gum

• super glue

Water acts like a magnet because....

• oxygen is negative and hydrogen is positive

• oxygen is positive and hydrogen is negative

• both oxygen and hydrogen are positive

• both oxygen and hydrogen are negative

Tags

NGSS.MS-PS2-5

Oil did not dissolve cotton candy because oil....

• is thick

• is sticky

• has no positive or negative ends

• is non-polar

Why can this water strider stand on water?

• It is really small.

• It has super powers.

• It does not break the water's surface tension.

• It is standing on its tip toes.

Tags

NGSS.MS-PS2-5

 A substance that dissolves another substance creating a solution

• solute

• water

• solvent

• tension

Tags

water properties

Water is a universal....

• solvent

• solute

• tension

• capillary

Tags

water properties

The tightness across a substance caused by polar molecules pulling on each other.

• capillary action

• water tension

• solvent

• surface tension

Tags

water properties

The attraction of water molecules on surrounding materials

• water tension

• capillary action

• surface tension

• solvent

Tags

water properties

Not able to be dissolved

• solute

• solvent

• insoluble

• tension

Tags

water properties