Nature of Science U1

Which question is best tested with an experiment?

• How do birds fly?

• Do hippos control how big they get?

• Do beavers like wet or dry places?

• How does soil type affect a plant's growth?

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Why must scientists repeat an experiment?

• It allows them to change data

• It verifies results

• It gets data quicker

• It gets the right answers

Tags

NGSS.HS-PS1-2

Why must we share our data with others when we don't get the results we wanted?

• To change the data

• To change the experiment to support the data

• To make a new prediction

• To give useful information that answers a question

Tags

NGSS.MS-LS1-5

Apples have a delicious taste is an example of this

• a fact

• An opinion

• A scientific theory

• An objective observation

Which is an observation not an opinion

• The picture shows the fruit is rotten

• Fruit will not rot in the dark

• Red apples rot more than green apples

• A picture drawn of fruit will show more rotting if its drawn later in the week

What is necessary for an experiment to be valid?

• It must be able to be repeated

• It must have data you can graph

• It must follow all the steps of the scientific method

• The conclusion must match the prediciton

If you repeat an experiment and get different results, what does that mean?

• The scientists changed the results

• The results will be published in a journal

• The results will be questioned by other scientists

• The results will be accepted by other scientists

Tags

NGSS.HS-PS1-2

Do all investigations follow the same scientific method?

• Yes science does not change

• No its unpopular among scientists

• No, scientists need creativity and new ideas

• No, scientists don't know how to follow it

Which is an observation , not an opinion

• changing bulbs is hard

• you should always use a small bulb

• you must be careful when changing a light bulb

• Light bulbs give off light and heat energy

Why do we interpret our data?

• To find relationships so we can make new predictions in the future

• To change data to match our prediction

• To define the problem

• To create graphs

Tags

NGSS.MS-LS2-1

NGSS.MS-PS3-4