Scientists

His atomic model included a dense positive core in an atom, surrounded by negatively charged particles

• Joseph Thomson

• Niels Bohr

• Ernest Rutherford

• John Dalton

Who discovered the proton?

• Thomson

• Dalton

• Bohr

• Rutherford

Whose model is pictured?

• Dalton

• Thomson

• Rutherford

• Bohr

Tags

NGSS.MS-PS1-1

What skill is a scientist using when she listens to the sounds that birds make?

• Making observations

• Interpreting data

• Drawing conclusions

• Forming a hypothesis

Information or observations collected during an experiment are called _____.

• Problem

• Hypothesis

• Data/Results

• Conclusion

Tags

NGSS.MS-PS1-2

NGSS.MS-PS3-4

The final summary of the data and results is/are called a(n) _____.

• Hypothesis

• Experiment

• Inference

• Conclusion

An educated guess or statement about what is going to happen is called a(n) _____.

• Controlled Variable

• Problem

• Observation

• Hypothesis

(True or False): A hypothesis is made before an observation has taken place.

• False

• True

The process of testing a hypothesis under controlled conditions is called a(n) _____.

• Conclusion

• Data/Results

• Observation

• Experiment

Tags

NGSS.MS-ETS1-4

The variable that is changed in an experiment is known as which of the following?

• Experimental variable

• Controlled variable

• Independent variable

• Dependent variable

Tags

NGSS.MS-PS2-2