S3 National 5 Physics Revision

What is the resistance of a circuit with a current of 3mA, and a potential difference of 3MV?

Which of the following is not a unit used in electricity?

How many laws of motion did Newton have?

What is the equation for power?

What is the unit of absorbed dose?

When is Miss Milner's birthday?

A car can reach 25ms^-1 from rest in 5s. What is the acceleration?

What is time measured in?

What is a scalar ?

Which of the following is a conductor?

If a man's mass is 65kg on Earth, what is his mass on the moon?

A train travelling at 20ms^-1 increases its speed to 90ms^-1 in 20s. What is its acceleration?

An element has a half life of 2hrs. It has decayed for 2days. How many halflives have occurred.

0.0000007V is a 7 _____ volts

In physics what does the symbol Q stand for?

What is half life?

What is Newtons Second Law?

Which of the following is a scalar?

If V = 6V and I =2A, calculate R.

Calculate the dose equivalent rate if a person is exposed to 40Sv over a 5 day period.

What is an ammeter used to measure?

What to control rods do in a nuclear power stations?

What particles make up atoms. Neutrons, Protons and ...