Science 8 Topic 12

Question 1

What is a slurry

Answer 1

Mixture of water and a solid

Question 2

Give an example of a slurry

Answer 2

Concrete

Question 3

An example of a solid that is originally prepared as a fluid

Answer 3

Glass,concrete,metal and plastic

Question 4

What are the two type of matter

Answer 4

Mixture and pure substance

Question 5

What modle explains the properties of fluids and mixtures

Answer 5

Partical modle

Question 6

What is dissolving

Answer 6

Salt fades in water(mixing 2 or more substances together)

Question 7

Is the solvent the greater amount or less amount of substance

Answer 7

(Grater)

Question 8

Something that is able to be dissolved

Answer 8

Soluble

Question 9

What is cosuntration

Answer 9

Is a measurement of the amount solute in a solvent

Question 10

Solubility

Answer 10

The maximum amount of solute that can be dissolved

Question 11

Solubility

Answer 11

Increases as the temperature increases

Question 12

How do you measure concentration

Answer 12

1. Number of grams (unit of mass) in a certain mL (unit of volume) of solution. Cross multiple and divide g/ml mass divided by volume
2. Change it to a percentage
3. You can also express it as parts per million (but you don’t need to know how to do this yet)

Question 13

What is a supersaturated solutions

Answer 13

Contains more salute than would normally dissolve.

Question 14

What is a slury

Answer 14

The transport of solids in water

Question 15

Formula sheet /3 key formulas

Answer 15

1. Density =mass/vulume. D=M/V
2. Viscosity flowrate =volume/time FR=V/T
   3.pressure=force/area P=F/A

Question 16

What is spontaneous generation

Answer 16

False idea that living things could come from non-living matter