Review: Physical Science

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

• Observation

• Science

• Scientific

  Method

• Data

Tags

NGSS.MS-LS1-1

A possible explanation to a problem that has not yet been tested. (educated guess)

• Observation

• Theory

• Law

• Hypothesis

Something that you keep the same in an experiment is called a(n) ________.

• Procedure

• Variable

• Control

• Conclusion

I want to know if low strength bleach, medium strength bleach, or maximum strength bleach will get Heinz ketchup stains out of white T-shirts the best. What is the variable in this experiment?

• Type

  of

  stain

• Brand

  of

  ketchup

• Color

  of

  shirt

• Strength of the bleach

There are two types of data. Which type of data involves numbers that are obtained by counting or measuring?

• Quantitative

• Qualitative

Scott travels north 5 miles and then goes west 3 miles before coming straight back south 2 miles. What is his distance?

• 6 miles

• 7 miles

• 8 miles

• 10 miles

A person walks 50 meters directly north, stops, and then travels 32 meters directly south.  What is their displacement?

• 0 meters

• 18 meters

• 50 meters

• 82 meters

A train travels at the speed of 25 km/hr for 4 hrs. How far did the train travel?

• 
  6.25 km

• 25 km

• 100 km

• 128 km

Mr. Rudman speed walked 3 miles in 35 minutes, what is his speed?

• 3

  miles/min

• 0.086

  miles/min

• 11.70

  miles/min

• 105

  miles/min

Jerry walked from home to school, then from the school to the park. What is his total displacement?

• 2 km

• 0 km

• 8 km

• 0 km