What can increase our confidence in a scientific claim?

• Scientific evidence

• Other people agreeing with us

• Internet articles

• Good reviews

Which of these can be studied through science?

• unicorns

• mind-reading

• ghosts

• butterflies

What is the most important thing in science?

• evidence

• experiments

• discoveries

• explosions

Which of these is NOT a practice of science?

• Asking questions

• Analyzing data

• Making claims without evidence

• Carrying out investigations

What do you call the science of studying space?

• Astronomy

• Physics

• Chemistry

What must scientists always be willing to do?

• Change their minds based on new evidence

• Never change their minds

Which of these fields of science does NOT use controlled experiments?

• Astronomy

• Physics

• Chemistry

• Biology

Scientists study the natural world through observation and _________.

• Studying

• Experimentation

• Listening

• Reading

In a controlled experiment, how many variables can you change at one time?

• 1

• 2

• 3

• As many as you want

Do scientific facts ever change?

• Yes, when there is new evidence

• No, they never change.