GCSE SCIENCE - Revision Questions - How Science Works - Variables - Links - Errors - Presenting Data - Evaluation - BIOLOGY - CHEMISTRY - PHYSICS

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The Scientific Method
1	What is Science?	Answer
2	Give one example of the Power of Science.	Answer
3	What is a Phenomenon?	Answer
4	What is information from making Measurements called?	Answer
5	When is Data called Evidence?	Answer
6	How can Evidence be used by People?	Answer
7	When is Data Reliable?	Answer
8	When Evidence Valid?	Answer
9	What does Reproducible mean?	Answer
10	What is a Hypothesis?	Answer
11	What is Direct Observation?	Answer

Variables
12	What kind of things are Variables?	Answer
13	What kind of Values do Variables have?	Answer
14	Is Length a Variable?	Answer
15	What is an Independent Variable?	Answer
16	What is Dependent Variable?	Answer
17	What is a Fair Test?	Answer
18	What will a Trial Run tell you?	Answer
19	Where a pattern is changing quickly, measurements should be?	Answer
20	What is a Continuous Variable?	Answer
21	What is a Categoric Variable?	Answer
22	Do Categoric Variables give more information than Continuous Variables?	Answer
23	Give an example of an Ordered Variable.	Answer
24	Do Ordered Variables give more information than Continuous Variables?	Answer
25	What kind of Values can a Discrete Variable have?	Answer
26	What is a Linear relationship between Variables?	Answer
27	What does Directly Proportional mean?	Answer

Links and Errors
28	What does Causal mean?	Answer
29	Give an example of a Causal Link.	Answer
30	What does a Link due to Association mean?	Answer
31	What does Chance Occurrence mean?	Answer
32	Is the information from Chance Occurrence Valid?	Answer
33	What is the difference between Accuracy and Precision?	Answer
34	Does Scientific Data always have Errors?	Answer
35	What are Random Errors?	Answer
36	What is a Systematic Error?	Answer
37	When is a Value called Anomalous?	Answer

Presenting Data
38	What is meant by the Range of the Data?	Answer
39	What type of Value is called the Mean?	Answer
40	When would you use a Bar Chart?	Answer
41	How would you present Data if both Variables are Continuous?	Answer
42	What is a Scattergram?	Answer
43	What can a Line of Best Fit do?	Answer

Evaluation
44	What does Evaluation mean?	Answer
45	What is a Journal?	Answer
46	Why is Spin bad?	Answer
47	What is the difference between Prejudice and Bias?	Answer
48	Does Improved Technology benefit everyone?	Answer
49	Are there some questions that can Never be answered by science?	Answer