Sig Figs, measurement, and Unit conversions

Which quantity has the units of length divided by time?

• distance
• speed
• acceleration
• displacement

Tags

NGSS.MS-PS3-1

Conversion factors are used, as needed, so the units we don't want _____

• cancel out
• end up in the denominator
• end up in the numerator
• are in our answer when we're done

Which type of number can be counted, like the number of eggs in a dozen?

• approximate numbers
• exact numbers
• rational numbers
• measured numbers

When performing scientific calculations, you have to conserve the _____

• precision
• number of digits
• decimal place
• units

Significant figures are the digits in your number that _____

• are after the decimal place
• include zero
• you actually know
• are placeholders

For multiplication, just make sure the answer has the same sig figs as _____

• your last number
• your most precise measurement
• your least precise measurement
• your first number

Which of the following is a metric unit for mass?

• meter

• gram

• liter

• kilometer

Which one is not in the metric system?

• Kilometer
• Yard
• Centimeter
• Meter

Tags

CCSS.2.MD.A.2

1 Meter = ______cm

• 100
• 10
• 1
• 1000

Tags

CCSS.4.MD.A.1

How many grams are in a kilogram

• 1,000 grams 
• 100 grams
• 10 grams 
• 1 gram

Tags

CCSS.6.RP.A.3D