Which statement is a scientific claim?

Observations of constellations show that stars have moved over time.

If a scientist gets unexpected results during the first trial of an experiment, what should he or she do next?

Repeat the experiment to be sure the results are valid.

Which two statements describe a claim that is based on science?

It is based on logical reasoning., It is based on empirical evidence.

Which problem does this model of the solar system solve?

The real-life solar system is too large to fit in a laboratory.

Which statement is a hypothesis?

If earthworm have a choice, it will move toward darkness rather than light.

Why is publishing results important in science?

It allows others to evaluate the results.

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Science Investigation

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Answers

1
Which statement is a scientific claim?
Constellation Orion is easy to recognize because of the stars of belt.
Observations of constellations show that stars have moved over time.
Observations of certain stars explain why humans behave the way they do.
3 stars in the constellation Orion look like a belt that a hunter wears.
2
If a scientist gets unexpected results during the first trial of an experiment, what should he or she do next?
Publish only the expected data.
Repeat the experiment to be sure the results are valid.
Reject the scientific theory not supported by the results.
Change the data to match expectations.
3
Which investigation involves looking for ways that two or more objects, events, or processes are alike & different?
Experimental investigation
Descriptive investigation
Comparative investigation
Controlled investigation
4
Which of these is important to gathering and interpreting scientific information?
Legend
Logic
Emotion
Religion
5
Which two statements describe a claim that is based on science?
It is based on logical reasoning.
It is based on empirical evidence.
It is based on a long tradition.
It is based on personal bias.
6
What kind of model is shown?
Conceptual
Physical
Mathematical
Computer
7
Which problem does this model of the solar system solve?
The real-life solar system is too fragile to manipulate by hand.
The real-life solar system is too large to fit in a laboratory.
The real-life solar system is too small when viewed through a telescope.
The real-life solar system is too small to see with ordinary equipment.
8
Which of these are part of a scientific way of gathering information?
Opinions
Fairy tales
Religious beliefs
Investigations
9
Which statement is a hypothesis?
Do earthworms prefer bright light or darkness?
Some earthworms moved to the shaded area during an experiment.
The earthworms must all be the same species.
If earthworm have a choice, it will move toward darkness rather than light.
10
Why is publishing results important in science?
It lets scientists show off their imaginations.
It turns hypotheses into scientific laws.
It adds bias to experimental data.
It allows others to evaluate the results.

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