General Units
%Error
Time
Mass
Length
100

What is the smallest unit listed...kilometer, meter, millimeter, or centimeter

millimeter

100

What does % Error measure?

How far off you are in your estimate

100

How many seconds are in one minute?

60 seconds
100

How many grams are in 2 kilograms?

2000 grams

100
How many centimeters are in 4 meters?

400 centimeters

200

How many centimeters are in ONE meter?

100

200

What do you multiply by when you calculate % error?

100

200

How many hours are in 240 minutes?

4 hours

240 minutes x 1hour/60minutes

200

What has more mass... 3.2kg or 33,000 grams

33,000 grams is bigger

200

How many meters are in 4,500 millimeters?

4.5 meters

300

What is bigger... 100 centimeters or 2000 millimeters?

2000 millimeters is bigger!

2000 millimeters = 2 meters

100 cm = 1 meter

300

I thought Mr. McPartlin spends $3.00 per day on coffee. But he spends $3.50. What is the difference between my guess and his actual spending.

$0.5

300

Our class is 85 minutes long. How many seconds is this?

5100 seconds

300
How many kilograms is 3,200,000 milligrams?

3.2kg

3,200,000 milligrams x 1 gram/1000 mg x 1 kg/1000 grams

300

Each step you take is about .3 meters. If you take 450 steps to get to class, how many meters have you walked?

135 meters

400

Place the following in order from LARGEST first to smallest last. gram, centigram, kilogram, and milligram.

kilogram, gram, centigram, milligram

400

I thought Mr. McPartlin's son, Ira, goes through 10 diapers per day. But he actually goes through 8. What is the Percent Error between my guess and the actual number of diapers?

25%

400

How many seconds are in one hour?

3600 seconds

1 hour x 60 minutes/hour x 60 seconds/minute

400

Mr. McP's mass is 79.4kg. How many grams is this?

794,000 grams

79.4 kg x 1000 grams/kg

400

A pool is 25 yards and there are .91 meters in a yard. The longest race in high school swimming is 500 yards. How many meters is this?

455 meters!

500yards x .91meters/yard

500

How many millimeters are in one centimeter?

10

500
Last year I thought I would be getting my coffee for $1.50 today, but today I'm spending $3.20. What was my percent error?

53%

500

Mrs. Dalton has been alive for 49 years. How many hours is that?

429,240 hours

49 years x 365 days/year x 24 hours/day 

500

A blue whale weighs 90 tons. A ton is 2000lbs. How many kilograms does a blue whale weigh if there are 2.2 kilograms in one pound?

396,000 kg

90 x 2000 x 2.2

500

How many millimeters are in 2,345 centimeters?

23,450 millimeters