Satellite X orbits the Earth at a distance of 22,500 km above Earth's surface, satellite Y orbits the Earth at a distance of 36,000 km above Earth's surface, and satellite Z orbits the Earth at a distance of 10,000 km above Earth's surface

Which quantities are scalars? choose all that apply a.distance b.speed c. acceleration d.velocity

"an open tank has the shape of a right circular cone. the tank is 6 feet across the top and 5 feet high. how much work is done in emptying the tank by pumping the water over the top edge? note: the density of water is 62.4 lbs per cubic foot."

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