TOPIC 1 - U2 - Planning investigations

Question 1

Def: Aim / Question

Answer 1

State the aim of your investigation as a question.

Question 2

Def: Hypothesis

Answer 2

is what you think the outcome of the
investigation/experiment will be.

Question 3

What is a fair test

Answer 3

When only changing 1 variable and measure another variable that will be affected by the change in the independent variable while all the other variables/ factors are kept constant.

Question 4

How can you make an experiment more accurate

Answer 4

Repeat readings at least 3 times and average the result

Question 5

How do we make observations

Answer 5

By using our 5 senses

Question 6

Def: Conclusion

Answer 6

Determining whether your hypothesis was correct or not.

Question 7

What is the independent variable

Answer 7

only one variable may be changed

Question 8

What is the dependent variable

Answer 8

the variable being measured

Question 9

What is the constant variable

Answer 9

variables that are kept constant

Question 10

Explain how to make an experiment more controlled

Answer 10

when the independent variable is removed completely. This is equivalent to a zero reading that would normally be taken before starting an experiment.