science skills (T3) (test)

Question 1

an aim always starts with the word

Answer 1

to

Question 2

A/An ________ is usually worded as a question to answer

Answer 2

problem

Question 3

the result of an experiment can ____ a hypothesis. However, they never____ that the hypothesis is correct

Answer 3

support
prove

Question 4

A/An ____ is an educated guess about how things work

Answer 4

hypothesis

Question 5

the ___ of an experiment is the purpose of the experiment

Answer 5

aim

Question 6

a hypothesis can be ___ by carrying out a scientific experment

Answer 6

tested

Question 7

we can use a hypothesis to make

Answer 7

predictions

Question 8

a good hypothesis is based on___ and ofter also on research

Answer 8

observations

Question 9

A/An ___ is a statement that explains the observation. it is measurable and can be tested. A/An ___ is a good guess about what happens if the hypothesis is true

Answer 9

hypothesis
prediction

Question 10

what is this ?
Mould grows fastest in warm and humid environments

Answer 10

observation

Question 11

. No mould will grow on bread if it is stored in the fridge

Answer 11

prediction

Question 12

To find out the temperature at which mould grows fastest

Answer 12

aim

Question 13

Ceramic is a better insulator than plastic

Answer 13

hypothesis

Question 14

The variable that is deliberately changed in the experiment

Answer 14

independent

Question 15

The variable that is measured in the experiment

Answer 15

dependent

Question 16

Variable that must be kept constant to ensure that the experiment is fair

Answer 16

controlled

Question 17

he term _____ describes measurements that are precise and correct.

Answer 17

accurate

Question 18

The )_____indicates the number of plants, animals or other items used in an experiment.

Answer 18

sample size

Question 19

The _______ variables must be kept constant in an experiment.

Answer 19

controlled

Question 20

a ______ experiment measures what it is supposed to test.

Answer 20

valid

Question 21

The _______ variable is deliberately changed in an experiment.

Answer 21

independent

Question 22

Each repetition of an experiment is called a ____

Answer 22

trial

Question 23

A ____ experiment produces similar results each time it is repeated

Answer 23

reliavble

Question 24

A list of the hazards in an experiment and how these will be minimised is called a _________

Answer 24

risk assessment

Question 25

Something that can be changed in an experiment is known as a______

Answer 25

variable

Question 26

The ______ variable is measured in an experiment

Answer 26

dependent

Question 27

what side does the indepent and depent variable go on a graph

Answer 27

the independent goes on the bottem and the dependent variable goes on the side

Question 28

what is the difference between a hypothesis and a pridiction

Answer 28

prediction specific statement about what we think will happen in the future. For

hypothesis general statement to try to explain one or more observations. For