You check the weather and find that the winds are coming from the west at 15 miles per hour this information describes the winds velocity, direction, acceleration or speed

Examine the nuclear reacti why is this classified as a nuclear reaction rather than a chemical reaction? it is not balanced. a new compound is formed. a change has occurred in a nucleus. a new element has been formed.

Determine the age of a fossil if it had only one eighth of its original carbon-14 content remaining?

A100 kg running back runs at 5m/s into a stationary linebacker. it takes 0.5 for the running back to be completely stopped