Science Tools
Heat
Solubility
Vocabulary
Smart Stuff
100

Which mixture could be separated using a magnet?

A.  Pebbles and marbles
B. sand and seashells
C.  Pepper and sugar
D.  Iron filings and pepper

D.Iron filling and pepper

100

Does NOT allow (stops) heat or electricity from flowing through

Insulator


100

Particles get so small they cannot be seen

Dissolve


100

Anything that has mass and takes up space

Matter


100

Which of these would be a  good conductor of electricity?
a.  Cotton string
b.  Copper wire
c. glass rod
d.  Plastic tube

B. Copper Wire


200

The diagram shows a ball in a beaker filled with water. Which statement best describes the relationship of the ball and the water?

The water is less dense than the ball.

200

Allows (can) heat or electricity to flow through

Conductor


200

Ability to dissolve in water

Solubility


200

Amount of matter in an object (measured in kg or g)

Mass

200

A bottle of salad dressing might contain oil and water.  Which ingredient has the least amount of density?

Oil

300

Which of the following is true about a plastic handle on a curling iron?
A. insulates heat
b.  Soluble in water
C.  magnetic

A. Insulates Heat

300

The boiling point of water

100 degrees Celsius

300

Why would you wear gloves when working with boiling water and a pan?  Metal is a good ___________.

Thermal Energy


300

Appearances of an object: mass, magnetism, physical state, relative density, solubility, insulator/conductor

Physical Properties


300

A group of students are observing water being heated on a hot plate.  They observe that the temperature is 53 degrees Celsius.  How many more degrees must it rise before it boils?

47 degrees

400

Some students boiled water for awhile, until nothing was left in the pan.  The water evaporated because it reached a temperature of –
a.  0 degrees Celsius
B.  100 degrees Celsius

B. 100 degrees Celsius

400

The freezing and melting point of water

0 degrees Celsius

400

What happens to the size of salt grains in water?

They get smaller until you can’t see them (dissolve)

400

Objects more dense sink in water; less dense objects float in water

Relative Density

400

If you melted an ice cube with a mass of 80 grams and an ice cube with a mass of 40 grams, would they melt at the same temperature?

YES!   (melting point 0 degrees Celsius)

500

If powder is mixed with water until it’s no longer seen, what is being demonstrated?
A.   Solubility
B.  Density
C.  Conductivity
D. mass


A. Solubility

500

4 jars were wrapped in various materials, and filled with water that is 88 degrees Celsius. After 10 minutes, students test the temperature again.  Which property are the students testing?
A.  Color, size, or shape
B.  Magnetism
C.  Thermal energy insulation
D.  Solubility

Thermal Energy Insulation


500

Foam cups would float on water because they would be less dense than water. True/False

True

500

Ability of a solid to dissolve in a liquid

Solubility

500

A sidewalk was created with a mixture of items, including large chunks of salt.  After it dried, it began to rain and later there were large holes in the concrete.  Why?

The salt dissolved