science test revision

Question 1

what is the first step of lighting the bunsen burner?

Answer 1

put on sayftey googles and tye long hair back

Question 2

Identify observations and make inferences from these observations. what does this mean?

Answer 2

Observe data/tables and write conclusion
-What does it tell you?

Question 3

describe what an aim means

Answer 3

the goal of the experiment

Question 4

describe what a method is

Answer 4

the steps to reach the aim

Question 5

describe what a conclusion is

Answer 5

to tell if your hypothesis was supported or wrong

Question 6

what is the controlled variable?

Answer 6

the contolled variable is the variable that satys the same through out eh whole experiment.

example: when finding out which hot water cools down the fastest, the controlled variable would be the
- water
- the room temp
- type of water
- the same kettle….

Question 7

what is the independent variable?

Answer 7

the independent variable is the one that changes throughout the experiment.

example: when finding out which hot water cools down the fastest, the independet variable would be the
- cups