D = 0.2 g / ml = 0.2 g / cm³
For example, density of steel is 7.85 g / cm³.
Density of pure water is 1.0 g/cm³. An object which has a density < 1.0 g/cm³ will float in water.
Answer: Material that has a density of 0.2 g/ml ( 0.2 g/cm³ ) is good for making couch cushions.
Answer:
Bacterial cell, cell with a nucleus, multicellular organism
Grass contains water and sheep need water.
Electricity
fuel
friction, gears, and energy
how fast the motor spins, how long it spins, and how much fuel or electrify it is given. This is because the amount of fuel given would effect how long the motor spins thus giving out a certain amount of electricty.