Physics Chapter 1 and 2 test

How CLOSE a measurement or attempt is to the actual value is the definition of ..............

• systematic

• precision

• accuracy

• sensitivity

How CONSISTENT our results are regardless of proximity to the actual value is the definition of .......

• accuracy

• target value

• uncertainty

• precision

Which of the following equation represent error in measurement?

• Error = Measured Value - True Value

• Error = 1 - True Value

• Error = True Value + Measured Value

• Error = 1 - Measured Value

The imperfection in experimental technique or procedure is an example of .....

• Environmental error

• Parallax error

• Random error

• Systematic error

Convert 256.5 cm to m.

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OFF

What is the area of the sticky note?

(remember sig figs and units!)

26.10 cm × 10. cm = _____

Brighton is 26,200 m away from Erie.

How many km is that in proper sig figs.

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Convert 262 nm to meters.

262 nm = m

(if needed, use scientific notation format: 1,200 = 1.2E3)

(number only, no units)

Convert 40 kilograms to grams

• 400
• 4000
• 40000
• 40

What does the figure represent?

• Accurate but not Precise

• Precise but not Accurate