5th Grade - SCIENCE - Quiz AM pages 45,46 Flashcards Preview

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Flashcards in 5th Grade - SCIENCE - Quiz AM pages 45,46 Deck (20):
1

When too much water is added to a powdered lemonade mix, the drink (solution) will taste weak and is _____

diluted

2

When too little water is added to a powdered lemonade drink, the drink (solution) will taste strong and is ______

concentrated

3

Sugar will dissolve in hot tea more quickly than in cold tea. Heat increases the _____ of a solvent

solubility

4

A teaspoon of sugar crystals ___ faster than a sugar cube does. The surface area of the solute is greater with the sugar crystals than with the sugar cube.

dissolves

5

A snack mix of peanuts, pretzels, and popcorn is a ____ that can be separated by appearance and the size of its parts

mixture

6

Oil-and-vinegar salad dressing is a mixture that ____ into different layers by density

separates

7

Different shapes of pasta may be separated by ____ properties, such as appearance

physical

8

Too much sugar is added to a glass of iced tea and collects on the bottom of the glass after being stirred. The solution is _____ with sugar.

saturated

9

The detergent used in a dishwasher is a _____ that is dissolved by water

solute

10

Water is considered a ________ solvent because it can dissolve so many substances. Pure water is extremely rare.

universal

11

Two or more substances that are physically combined form a _____

mixture

12

A mixture in which all substances are spread evenly throughout is called a _______

solution

13

A substance that is dissolved is called a ______

solute

14

A substance that dissolves another substance is called a _______

solvent

15

What is "concentration"?

The measure of the amount of solute that is dissolved in a solvent

16

What is "saturated"?

The term that describes the condition of a solvent that is holding all of the solute that it can dissolve

17

What is "solubility"

The term for the ability of a solvent to dissolve a certain amount of a solute

18

When a solvent holds more than the normal amount of solute, the solution is ______

concentrated

19

When the solvent holds less than the normal amount of solute, the solution is _____

diluted

20

List 4 ways you can separate a mixture using its physical properties.

1. by appearance
2. by size of its parts
3. by density
4. by vaporization