Name two index fossils. Why are these fossils important to the practice of relative aging?

Control rods are used to prevent uncontrolled chain reactions from happening inside nuclear power plants.

How was magnetism discovered

Evaporates can provide an ideal speed racing surface. True or False

What acceleration will a force of 20 newtons cause if applied to a go-kart with a mass of 20 kilograms? A. 1 meter per second per second B. 2 meters per second per second C. 10 meters per second per second D. 20 meters per second per second

Why does a lone pair of electrons occupy more space around a central atom than a bonding pair of electrons?

What is the approximate increase in size from a 1 w to a 2w carbon resistor?

I am looking for this answer : Which shows a correct order of steps in the scientific method? develop a hypothesis, analyze data, make observations, draw conclusions make observations, draw conclusions, develop a hypothesis, analyze data.

A gas in a piston is compressed doing - 439 j of work, and its internal energy increases by 318 j. how much heat flows? (be careful with + and -. + w = expansion. + q = added, + u = temp goes up) (unit = j)

A loop of wire is placed in a uniform magnetic field. (a) For what orientation of the loop is the magnetic flux a maximum? The plane of the loop is perpendicular to the magnetic field. The plane of the loop is parallel to the magnetic field.

Dr. Arenas is a scientist who has been trying to determine if increasing pressure will increase the sound that occurs when two chemicals explode.