In you study rock strata, and in you study fossils.

Aprojectile is launched horizontally 10m above the ground and with an initial velocity of 15 m/s. a) determine the magnitude and direction of projectile velocity at t= 1.3s b) determine the magnitude and direction of projectile acceleration at t=1.3s

When many atoms are split in a chain reaction, a large explosion occurs. this is an example of what type of energy conservation

Which one of the following research methods can show cause and effect