Water

Question 1

The ‘O’ of a water molecule tends to be…

Answer 1

Negative

Question 2

Mass is measured in…

Answer 2

Mass is measured in grams (g)

Question 3

Water is a _________ of ____________ and _______

Answer 3

Water is a compound of hydrogen (2) and Oxygen(1)0 H2O

Question 4

Define Surface Tension.

Answer 4

The pulling together of molecules at the surface of a liquid.

Question 5

Define cohesion

Answer 5

Attraction of liquid molecules to themselves

Question 6

Density is….

Answer 6

Density is how much “stuff” (mass) is in the “space” (volume) of a substance

Question 9

Density is measured in…

Answer 9

G/cm3

Grams per cubic centimeter

Question 10

True or false: Water has a high surface tension.

Answer 10

True

Question 11

Define adhesion.

Answer 11

Attraction of liquid molecules to OTHER molecules

Question 13

Volume is measured in…

Answer 13

Volume is measured in cm^3

Question 14

Water has a density of…

Answer 14

1(English)
Uno (spanish)
Ana (Korean….don’t know if I spelled it right)

(In diff. Languages just for fun.)

Question 15

In _____, water turns up at the sides. This called the what.

Answer 15

In GLASS, water curves up at the sides. This is called the meniscus- the curve of water

Question 17

Every cm^3 weighs 1 gram

Answer 17

Yerp, that’s right :)

Question 18

Define density

Answer 18

The measurement of a substances mass per unit of volume

Question 22

The ‘H’ of a water molecule tends to be…..

Answer 22

Positive