If two round objects roll down a hill, the one with the greater mass will roll faster. If they are dropped they will fall at the same rate.
To allow it to roll and facilitate kicking A U. S. football is called a prolate spheroid.
A cylinder is a round object with two flat ends, like a paper towel roll. A sphere is completely round, like a ball.
At school we played mathopoly, which is a game with monopoly, but you roll, pick up a card, (with a maths question on it) if you got it right, you move round the board, if you get it wrong you miss a go.
Sphere ,because the sphere is roll if you put sphere in the table it can be roll. *_*
back round
propensity
Only some but dung beetles roll dung round
Round objects don't have to roll down hill, they can slide if they have a heavier side, but are more likely to roll due to gravity.
roll of toilet paper
A disk, like a CD
Eggs are not round because it is not practical for them to be. They would roll out of nests accidentally.
cylinders: slide on the small sides, roll on the round one
A round tootsie roll.
Ones that aren't very round.
Divide the lenght of the roll by 2*(pi^2) and round to the next number.
Because if they were square they would not roll very well.