Physics Unit 1 Review

Observation or inference: This is a brown puppy.

• Observation

• Inference

Observation or Inference: This puppy was abandoned

• Observation

• Inference

A series of steps used by scientists to solve a problem or answer a question. 

• scientific method
• recipe
• data collection
• metric system

Tags

NGSS.MS-PS1-2

The summary at the end of an experiment that explains the results. 

• conclusion
• procedures
• materials
• responding variable

Which step asks scientists to make a guess or prediction about what might happen in their experiment?

• Problem
• Research
• Hypothesis
• Conclusion

When the original data graph come out as a diagonal line then you should

• square the x-variable to linearize.

• square the y-variable to linearize.

• inverse the x-variable to linearize.

• nothing it is already linear.

If the data graph shows a hyperbola you should

• inverse the x-varibale

• square the x-variable

• square the y-variable

• inverse the y-variable

Convert 43 miles into feet

• 123 feet

• 122 feet

• 235,090 feet

• 227,040 feet

Convert 165 pounds into kilograms

• 76 kilograms

• 75 kilograms

• 71.28 kilograms

• 73.56 kilograms

How many significant figures are there in 1008 grams?

• 1

• 2

• 3

• 4