The circumference of the Earth at its equator is approximately 40,000 km. Find the average speed of a person standing at the equator for one day. What is the difference in
the person's velocity at 8 am and 8 pm.

Standing side by side ,you and a friend step off a bridge at different times and fall for 1.6s to the water below.your friend goes first,and you follow after he has dropped a distance of 2.0m.when your friend hits the water,is the seperation between the two of you 2.0m or more than 2.0m? verify your answer with a calculation.

The cerebellum controls? thirst sensations sleep-wake cycles hand-eye coordination heart rate and pulse

Why is it important always to use horizontal bars in unit fractions when performing unit conversions?