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.
Extracurricular activities are important to round out your education, and are often important and fair in high school to be on the National Honor Society that takes service and leadership activities into account besides grades. The Honor Roll usually considers grades only, not extra curricular activities. It is up to the school system, however, to define their terms. Frankly, I never heard of extra curricular activities as a requirement for honor 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.