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WorksheetsScientific Method LFH
Total questions: 20
Worksheet time: 12mins
“The bird has brown spots on its wings” is an example of an (a) .
Scientists who have strong moral beliefs about the subject that they study may show (a) in the way they interpret their data.
A (a) graph is used to show comparisons of counting items.
At which stage of scientific inquiry would scientists find out if their hypotheses were supported by their data?
observing
testing hypotheses
analyzing data
communicate results
In an experiment, the condition that is manipulated by a scientist is the
independent variable
dependent variable
constant
control condition
Which of the following is an important characteristic of a scientific theory?
a. first step in the scientific method
b. unchanged by new evidence
c. accepted by the public
d. supported by much evidence
During an experiment, which factors are observed and measured?
a. dependent variables
b. independent variables
c. constants
d. hypotheses
Which of the following is NOT a goal of science?
a. to investigate and understand the natural world
b. to explain events in the natural world
c. to establish a collection of unchanging truths
d. to use derived explanations to make useful predictions
Information gathered from observing a plant grow 3 cm over a two-week period is called
a. inferences.
b. variables.
c. hypotheses.
d. data.
Based on your observations, you suggest that the presence of water could accelerate the growth of bread mold. This is
a. a conclusion.
b. a hypothesis.
c. an experiment.
d. an analysis.
A theory
a. is always true.
b. is the opening statement of an experiment.
c. may be revised or replaced.
d. is a problem to be solved.
A personal preference or point of view is
a. a bias.
b. a theory.
c. a hypothesis.
d. an inference.
The basic unit of length in the metric system is the
a. gram.
b. liter.
c. yard.
d. meter.
How many meters are in 2.4 km?
a. 240
b. 2,400
c. 24,000
d. 240,000
Using a universal system of measurement is MOST important during which part of scientific methodology?
a. asking questions
b. forming a hypothesis
c. collecting data
d. drawing conclusions
Biology is the study of
a. minerals.
b. life.
c. the weather.
d. energy.
Which of the following observations is qualitative?
a. A chemical reaction is complete in 2.3 seconds.
b. The solid has a mass of 23.4 grams.
c. The pH of a liquid is 5.
d. Salt deposits form from an evaporated liquid.
______________ is a description of how close a measurement is to the rue value of the quantity measured.
a. precision
b. accuracy
c. metric measure
d. all of these
Which type of graph best shows a change over time?
a. bar graph
b. line graph
c. pie chart
d. All of the above
Which of the following is an OBJECTIVE observation?
a. Chocolate ice cream is the best.
b. I think dogs are the most obedient pets.
c. The new iPhone app opens in less than a second.
d. That house they are building is so pretty.
