Science and Engineering

What do all scientist do? (choose two)

• They try to explain how and why things in the natural world happen.

• Use old fairy tales to explain what happens.

• They answer questions by doing investigations.

• They never ask questions.

What are the three steps in a scientist's investigation? (Choose 3)

• Make observation and ask questions.

• Use your own belief.

• Plan and conduct investigations.

• Use evidence to explain observations.

How do scientist draw conclusions? (choose 3)

• Never repeat your investigation.

• Must be backed up with evidence.

• Don't jump to conclusion.

• Repeat their investigation.

Robbie explained the results of his investigation to his classmates. What science skill did he use?

• compare

• classify

• communicate

• observe

Angela made a list of how the two planets were alike or different. What science skill did she use?

• compare

• classify

• communicate

• observe

Dylan noted how the feathers looked and felt. What science skill did he use?

• compare

• classify

• communicate

• observe

One morning you see an outdoor garbage can tipped over. Plastic bags are torn open. Could you infer that a bear was looking for something to eat.

• true

• false

Suppose someone tells you they saw a bird never before seen in your state. What kind of evidence would you ask for?

• photos

• videos

• statements from an expert who saw it

• all of the above

What do you use to measure newtons?

• thermomoeter

• clock

• ruler

• spring scale

Newtons are the unit of measure for

• time

• temperature

• length

• force