BTEC APPLIED SCIENCE UNIT 3 EXAM 2024
ALREADY GRADED A+
What is a risk? - answer-The harm that the hazard could cause and
the chances of it happening, for example the risk of using a hot plate
is getting burnt.
What is the independent variable? - answer-The variables you alter
during an investigation.
What is the Dependent variable? - answer-The variables you
measure during an investigation.
What is the control variable? - answer-The variables you keep
constant during an investigation.
What should a method be? - answer-A step-by-step set of
instructions, Be logically ordered, allows you to take sensible
measurements, and allows you to test your hypothesis.
What is a hypothesis? - answer-An Idea that you can test using
practical experiments
What are the Key features of a good hypothesis? - answer-A good
Hypothesis must:
Be able to be tested scientifically
Relate one dependent variable to on independent variable
What is a Null Hypothesis? - answer-States that there is no
relationship or causality, for example, no relation between the
temperature and the rate of reaction.
What does qualitative data refer to? - answer-It refers to the
appearance or value of something, such as the colour observed or
whether the bubbles are produced.
What does Quantitative data refer to? - answer-It refers to numerical
measurements made, such as the volumes and times measured.
What is SOP? - answer-The Standard Operating Procedure. This is
an established procedure or method used to carry out a routine
activity. It ensures consistent results every time.
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