Length (M)
Mass (G)
Liquid Volume (L)
Tools and Units
The "Reasoning Lab"
100

How many meters are in 3.5 km?

3,500 meters

100

Which is heavier: 1 kilograms of feathers or 1,100 grams of lead?

1,100 grams of lead.  

100

A standard water bottle holds 500 mL. How many make 1 L?

2 bottles

100

Which unit would you use to measure the mass of a paperclip?

Milligrams (or Grams for a heavy clip)

100

If you convert m to cm, will the number get larger or smaller?

Larger. (You need more small units to fill the same space as a large unit).

200

Convert 450 mm to centimeters.

45 centimeters

200

A bag of flour is 2 kg. How many grams is that?

2,000 grams

200

A juice box is 250 mL. How many Liters is that?

0.25 L

200

What metric tool is best for measuring the length of a hallway?

Meter stick (or a trundle wheel).

200

True or False: 1.5 kg is equal to 150 g. Explain why.

False. 1.5 kg = 1,500 g.

300

A track is 400 m. How many laps make 2 km?

5 laps

300

An object weighs 4,500 mg. Convert this to grams.

4.5 grams

300

A pitcher holds 2.5 L. How many milliliters is this?

2,500 mL

300

Name the base unit for length, mass, and volume.

Meter (length), Gram (mass), Liter (volume).

300

Why is the metric system based on the number 10?

Base 10. (It makes it easy to convert by just moving the decimal point).

400

Compare using <,>,= : 0.7 m ___ 700 mm.

=

400

A kitten has a mass of 0.8 kg. How many milligrams is that?

800,000 milligrams

400

A pool holds 5,000 L. How many 2 kL containers fill it?

2.5 containers

400

Which is larger: a decimeter or a dekameter?

Dekameter. (Deka = 10; Deci = 0.1).

400

Solve: 1.2 m+45 cm=? (Answer in cm).

165 cm


1.2m = 120 cm 

120 + 45 = 165cm  

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