Ice floats on water because it is less dense than water. When water freezes into its solid form, its molecules are able to form more stable hydrogen bonds locking them into positions. ... Most substances in their solid form are more dense than their liquid forms.
Your answer is body cavities
The sport is football and the rule are:
-- There is no tackling
-- There will be no pushing
-- There can be stiff arming
-- There can be spinning, and jumping.
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-- The safety item are elbow pads, knee pads, cups.
-- The reason for the elbow pads, because if you fall hard you can mess up your elbow even though. It does not matter if the ground has grass, is soft, you can still hurt your self.
-- The reason for knee pads is because if you collide you can hurt your knee.
-- The reason for cups is incase you collide and get kneed in a spot that needs safety pro-cautious taken for your safety.
HAVE A NICE DAY
WELCOME :/
