You drop a rock off the top of a 100m tall building. How long does it take to hit the ground?

Why is the fossil record considered to be evidence for evolution?

Jermaine runs exactly 2 laps arounda 400 meter track. What is his distance traveled?

Which of the following are true for acceleration? A. The symbol used for acceleration is. B. Acceleration is a scalar quantity. C. The SI unit for acceleration is minutes per second. D. Acceleration describes how the velocity changes in time.

A 75 kg runner taking part in a 200 m dash must run around the end of a track that has a circular arc with a radius of curvature of 32 meters. if he completes the 200 m dash in 20.

What happens when the diaphragm is lowered?

Batteries should only be removed from the premises by a licensed battery hauler for recycling. A) True B) False

If the density in an object is 30 g/cm3 and it's volume is 10 cm3 what is the mass in grams

A star of uniform mass with a radius R rotates about its diameter with angular momentum L. Under the action of internal forces the star collapses until its radius is one fourth of its initial size.

What is most likely happen if there was an error during translation of protein?

Differents between foundamental quantity and derived quantities