Materials:
6 AA batteries (different brands), a 25ml graduated cylinder, a 0.1 grams scale, paper towels, a water source.
6 AA batteries (different brands), a 25ml graduated cylinder, a 0.1 grams scale, paper towels, a water source.
Step 1
Obtain 6 AA batteries, and label them. Note the brand of battery.
Obtain 6 AA batteries, and label them. Note the brand of battery.
Step 2
Drop the battery from a height of about 1-2 inches from a level surface. If the battery bounces, it is charged. If the battery "thuds" and falls over, it is not charged.
Drop the battery from a height of about 1-2 inches from a level surface. If the battery bounces, it is charged. If the battery "thuds" and falls over, it is not charged.
Step 3
Test your various batteries in a single AA flashlight. Rate the brightness accordingly: 0- no light, 1-dim light, 2-good light.
Test your various batteries in a single AA flashlight. Rate the brightness accordingly: 0- no light, 1-dim light, 2-good light.
Step 4
Find the mass of the batteries in Grams. Use a 0.1 gram scale.
Find the mass of the batteries in Grams. Use a 0.1 gram scale.
Step 5
Determine the volume of the batteries in milleters, Using the graduated cylinder and water
Determine the volume of the batteries in milleters, Using the graduated cylinder and water
Step 6
Determine density
(mass/Volume)
(Step 4/Step 5)
Determine density
(mass/Volume)
(Step 4/Step 5)