Mixtures

Question 0

How do you separate cooked past in a pot of water?

Answer 0

Place pasta in a strainer. The water will go through the tiny holes.

Question 1

How do you separate laundry before washing?

Answer 1

Using hands, separate the darks and lights in separate piles.

Question 2

How do you separate oil mixed with water?

Answer 2

Oil will always be on the top of a oil & water mixture. Using a spoon, take off the oil and water will be left.

Question 3

What is a solute?

Answer 3

The substance that is dissolved by the solvent.

Question 4

What is the solvent?

Answer 4

The liquid in a solution that dissolves the substance in the solution.

Question 5

What is the universal solvent.

Answer 5

Water is the universal solvent because water can dissolve almost every solute.

Question 6

What is dissolve?

Answer 6

When a solute mixes in with the solvent.

Question 7

What is distillation?

Answer 7

Distillation is a method used in the separation of various mixtures. Its simply the heating of a substance or a combination of substances.

Question 8

What is mass?

Answer 8

Mass is the amount of matter a substance contains. It is measured in kilograms (kg) or grams (g).

Question 9

What is volume?

Answer 9

The amount of space an object takes up.

Question 10

What is a parallax?

Answer 10

Is a deceptive change of the position of an object which is observed while the position of the observer changes.

Question 11

What is a meniscus?

Answer 11

The lowest part of the surface of a liquid. The natural dip in a liquid.

Question 12

What does concentrated mean?

Answer 12

A concentrated solution is a solution that contains a large amount of dissolved solute and very little solvent.

Question 13

What does diluted mean?

Answer 13

A solution that has very little dissolved solute.

Question 14

What does concentration Mean?

Answer 14

When a solvent has a lot of solute in it.

Question 15

What is soluble?

Answer 15

When a solvent is able to dissolve more solute.

Question 16

What is insoluble?

Answer 16

When a solvent has so much solute that in can not dissolve anymore solute.

Question 17

What is unsaturated?

Answer 17

Not Able to dissolve more substance.

Question 18

What is saturated?

Answer 18

Able to dissolve more substance.

Question 19

What is the common measurement for volume of a liquid?

Answer 19

Millimetres mL

Question 20

What are 2 devices that can be used to measure volume?

Answer 20

beaker

flask

Question 21

Why must you read the volume of a liquid from the bottom of the meniscus?

Answer 21

The lowest point of the surface of the liquid is the most accurate.

Question 22

What is the mass of an object?

Answer 22

It is the number of particles in the object.

Question 23

What is mass usually measured in?

Answer 23

kilograms, kg
grams, g
milograms, mg

Question 24

What is weight?

Answer 24

Weight is a measurement depending on the force of gravity forced on the object.

Question 25

What is the difference between mass and weight?

Answer 25

The mass of an object or person doesn't change based on his/her environment. A person's or object's weight changes depending on the amount of gravity acting on that person or object.

Question 26

What device is used to measure mass?

Answer 26

A scale.

Question 27

What is the scale used in the science lab called?

Answer 27

a triple beam balance

Question 28

Which objects could be measured using a triple beam balance?

Answer 28

pencil iphone paper small container

Question 29

Which objects could not be measured using a triple beam balance?

Answer 29

big vase person large objects that have a large volume

Question 30

In what order of units should you measure when using the triple beam balance?

Answer 30

Measure in order from largest units to smallest units, then add them all up.

Question 31

How can you measure the mass of a solid?

Answer 31

Put the solid on the scale to find mass.

Question 32

How would you measure the mass of a liquid?

Answer 32

1. Get mass of container with water. 2. Get mass of empty container. 3. Subtract mass of empty container from the full conatiner.

Question 33

How would you measure the volume of a liquid?

Answer 33

1. Use beaker to find the exact ma of the substance.