If one neutron is added to a helium nucleus, the result is

What is the scientific rule that states that energy cannot be created or destroyed?

Which of the following is an example of measurement bias? a. a scale that reads zero when nothing is on it b. a stopwatch that stops immediately when the stop button is clicked c. a balance that always reads. 01 g d.

How can we magnetise a piece of iron.

If the moon were twice its present distance from earth, what would be the most noticeable effects on earth events

A cyclist rode an average speed of 10 miles per hour for 15 miles how long was the ride

A wave with a frequency of 30 Hz has a wavelength of 40.5 m. How fast is the wave traveling?

A soccer ball is sitting in the middle of a soccer field during a game. When the referee blows his whistle, one of the players runs toward the ball and kicks it as hard as he can.

A body with v=20m/s changes its speed to 28m/s in 2sec. its acceleration will be

Charge: A piece of plastic has a net charge of + 2.00 μC. How many more protons than electrons does this piece of plastic have? (e = 1.60 * 10-19 C)

How much heat is needed to raise the temperature of 6g of water by 18oC?