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Nature Of Water

Test Description: Glenco unit H

Instructions: Answer all questions to get your test result.

1) Water in gas form is called __________.

Asolid B liquid Cice Dvapor

2) Heat is measured in units called __________.

Aliters Bmeters Ccalories Djoules

3) When water is freezing, the temperature __________.

Aslowly decreases Bslowly increases Crapidly decreases Ddoes not change

4) Pure water freezes at __________ В° C

A100 B0 C32 D212

5) Oil floats on water because it is __________.

Amore dense Blighter Cheavier Dless dense

6) Which of the following is an example of density?

A4.3 В° C B4.3 g/cm3 C4.3 g D4.3 cm3

7) Which of the following statements about water is true?

AWarm water has more molecules per unit of volume than cold water. BCold water is less dense than warm water. CWarm water is less dense than cold water. DCold water has fewer molecules per unit of volume than warm water.

8) Water can form drops because of __________.

Acapillary action Bspecific heat Cdensity Dcohesion

9) Which form of water has the lowest density?

Aliquid Bvapor Csolid Dice

10) Because of water's __________, it cools more slowly than sand.

Aspecific heat Bdensity Cpolarity Dcalories

*select an answer for all questions

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