metrics & dimensional analysis

Which finds the number of seconds in a day?

• 1 day x 60 min / 1 day x 60 sec / 1 min x

• 1 day x 24 hr / 1 day x 60 min / 1 hr x 60 sec / 1 min

• 1 day x 24 hr / 1 day x 1 hr / 60 min x 1 min / 60 secon

• none of the above

Tags

CCSS.4.MD.A.1

Convert 15.34 cm to nm.

• 4351 nm
• 1.534 nm
• 1.534 x 10 ^8 nm
• 15.34 x 10^5 nm

What prefix represents 10^3?

• milli
• deca
• centi
• kilo

Why is the metric system considered to be a "convenient" system of measure?

• The prefixes are in multiples of 10.
• Everybody around the world knows and understands metric measure.
• All units are spelled in Latin.
• The measure for temperature is the same as the measure for amperes.

You know that 12 inches = 1 foot.  Convert 60 inches to feet.

• 720 feet
• 5 feet
• 5 inches
• 72 feet

Tags

CCSS.5.MD.A.1

You know 1000 mg = 1 g.  Convert 2.5 grams into milligrams.

• 25 mg
• 25,000 mg
• 250 mg
• 2500 mg

Tags

CCSS.4.MD.A.1

How many minutes are in a year?

• I can't count that high.
• 525,600min
• 52,560min
• 31,536,000min

Tags

CCSS.4.MD.A.1

If you needed to convert 5.38 cm to m, you would move the decimal:

• 1 place to the left
• 2 places to the left
• 1 place to the right
• 2 places to the right

Elijah earn $200 for 8 hours of work. What is the unit rate (in dollars per hour)?

• $50 per hour
• $12 per hour
• $192 per hour
• $25 per hour

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Convert 300 meters to centimeters:

• 3000 cm
• 0.3 cm
• 30,000 cm
• 3 cn