What are the two systems of measurement?
Imperial and metric.
How are the two systems of measurement the same? How are they different?
They're both ways to measure, but use different units.
Which countries use the imperial system?
USA, Burma, Liberia. (and Canada sometimes)
What are the three dimensions? (3D)
Length, width, height.
How do you calculate area and volume?
Length x Width. / Length x width x height.
How can you calculate the volume of a nonrectangular object?
Submerge it in water.
What is density?
Mass/volume.
What should a hot-air balloonist do to go higher? Explain.
Add more hot air because it's less dense than the air around it.
What is the difference between a balance and a scale?
A balance compares the mass of two objects. A scale measures the weight (downward force) of an object,
Name four units of measurement in the metric system.
Centimeters, kilometers, kilograms, liters, etc.
