Untitled Deck Flashcards
1
Q
Why is the same quantity/mass/amount of a substance used each time?
A
Fair test
2
Q
Why do we repeat experiments?
A
Reliable
3
Q
Why do we calculate an average after repeating experiments?
A
Accurate
4
Q
Why do we measure carefully to match the true value exactly?
A
Exact
5
Q
What is the variable that you change in an experiment?
A
Independent variable
6
Q
What is the variable that you measure in an experiment?
A
Dependent variable
7
Q
What is a variable you keep constant to ensure a fair test?
A
Controlled variable
8
Q
What measures mass in g or kg
A
Top Pan Balance or Electronic Balance
9
Q
What measures weight in N
A
Weighing scale
10
Q
What peice of equipment displays waveforms
A
Oscilloscope
