Reteach for Unit 1 Test

A piece of wooden block is placed in water and sinks. The same block is cut in three pieces and placed

in water. The pieces will ___ because its density is ____.

sink, greater than water

Using dimensional analysis and the conversions you were asked to memorize, convert 24.53 milligrams to megagrams

2.453 X 10 over -8 Mg

Using dimensional analysis, convert 986 m/hr to km/s.

2.74 X 10 over -4

In a laboratory experiment, the temperature of air in balloons is varied and the volume of the balloons is

measured. Balloons of three different sizes are tested; small, regular, and large. All balloons in the experiment

were initially filled to the same air pressure.

IV: sizes, temp. of air in balloons

DP: volume of balloons measured

CV: air pressure

CG: N/A

EG: temp. of air in balloons