1.A theory differs from a hypothesis in that a theory has more supportive eviden
ID: 53418 • Letter: 1
Question
1.A theory differs from a hypothesis in that a theory
has more supportive evidence than a hypothesis
is broader in scope than a hypothesis
connects many existing observations
All answers are correct
2.In any experiment, one must be certain to:
be certain of the outcome before you start
wear protective equipment
have a suitable control group
3.Which of the following is NOT true about the scientific method?
It does not apply to problems encountered in everyday life
It is a framework to consider opinions
It begins with observations
It is a general way of organizing an investigation
4.A drug company testing its own new drug is:
the best possible approach
a conflict of interest
the best possible approach
5.The test of a hypothesis is called:
a control
a prediction
an experiment
a conclusion
a theory
6.An hypothesis is:
a prediction
a belief
a result
a conclusion
an observation
7.A scientist wants to study the effect of vitamin C on colds. He gave 1000 mg of vitamin C per day to 100 people. What would be the best control?
Give the control group a pill similar to vitamin C but containing no vitamin C (a placebo)
Give the control group 2000 mg of vitamin C per day
Give the control group orange juice every day
Give the control group nothing.
Give the control group 1000 mg of another brand of vitamin C per day
8.Science describes:
opinions
spiritual phenomena
beliefs
physical phenomena
all of the above
9.Which is a correct sequence of steps in the scientific method?
observation - form hypothesis - design an experiment - collect data
observation - draw conclusion - design an experiment - form hypothesis
observation - form hypothesis - draw conclusions - design an experiment
form hypothesis - observation - collect data - design an experiment
10.Biology is the study of:
humans
animals
plants
nonliving things
living things
Explanation / Answer
1. All answers are correct
2. Have a suitable control group
3. It does not apply to problems encountered in everyday life
4. The best possible approach
5. An experiment
6. A prediction
7. Give the control group a pill similar to vitamin C but containing no vitamin C (a placebo)
8. Physical phenomena
9. Observation - form hypothesis - design an experiment - collect data
10. Living things
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