Unit 12.1 - Experimental design/apparatus

Question 1

State the unit, symbol and apparatus for measuring time

Answer 1

Seconds (s), stop-watch

Question 2

State the unit, symbol and apparatus for measuring temperature

Answer 2

Degree Celsius (‘C), thermometer

Question 3

State the unit, symbol and apparatus for measuring mass

Answer 3

Gram (g), digital balance

Question 4

State the unit, symbol and apparatus for measuring volume

Answer 4

Cubic centimeters/decimeters (cm/dm^3), pipettes or measuring cylinders or gas syringes

Question 5

What is a residue?

Answer 5

The insoluble substance that does not pass through the filter paper using filtration

Question 6

What is a filtrate?

Answer 6

The solution which pases throug the filter during filtratiom

Question 7

What apparatus is used in filtering?

Answer 7

Filter Funnel

Question 8

What apparatus is used when evaporating a solution?

Answer 8

Evaporating basin

Question 9

What apparatus would you use if you wanted to separate oil and vinegar?

Answer 9

Separating funnel

Question 10

What apparatus can you heat a solid strongly in?

Answer 10

Crucible

Question 11

What is used for grinding a solid into a powder?

Answer 11

Pestel (stick) and mortor (bowl)

Question 12

What apparatus can you heat a beaker of liquid on?

Answer 12

Tripod stand

Question 13

What apparatus is used for collecting a gas?

Answer 13

Gas jar