Want to see correct answers?
Login or join for free!
  Physics Worksheets
Looking for Physics worksheets?
Check out our pre-made Physics worksheets!
Share/Like This Page

Ninth Grade (Grade 9) Physics Questions

You can create printable tests and worksheets from these Grade 9 Physics questions! Select one or more questions using the checkboxes above each question. Then click the add selected questions to a test button before moving to another page.

1 2 3 4 ... 31
Grade 9 Magnetism and Electricity
When you are at home, turning off a light usually does not turn off your T.V. This is because
  1. most electrical devices in a house are on parallel circuits
  2. most electrical devices in a house are on series circuits
  3. they have different sources of voltage
  4. a T.V. does not require electricity
Grade 9 Forces and Motion
The weight of an object
  1. stays the same wherever the object is
  2. changes if the object is in motion
  3. stays the same as long as the object is in motion
  4. changes if the force of gravity changes
Grade 9 Energy and Momentum
An example of an object having elastic potential energy is
  1. a stretched spring
  2. books on a shelf
  3. a moving arrow
  4. a falling oyster
Grade 9 Heat Transfer
Which of the following would make a good conductor?
  1. jacket
  2. rubber tire
  3. metal pan
  4. oven mit
Grade 9 Forces and Motion
Horizontal lines on a velocity/time graph show
  1. constant acceleration
  2. no motion
  3. positive acceleration
  4. negative acceleration
Grade 9 Quantum Physics and the Atom
What is the mass of a proton or a neutron?
  1. 1 amu
  2. 2 amu
  3. 1 gram
  4. 0.34 amu
Grade 9 Forces and Motion
Grade 9 Magnetism and Electricity
Grade 9 Simple Machines
A device that does work with only one movement is called a
  1. pulley
  2. compound machine
  3. force
  4. simple machine
Grade 9 Quantum Physics and the Atom
Grade 9 Magnetism and Electricity
You accidentally drop a permanent magnet on the floor during science lab. Which of the following would most likely occur?
  1. The magnetism may weaken.
  2. The magnetism may strengthen.
  3. The magnet may reverse its poles.
  4. The magnet would remain unchanged.
Grade 9 Waves and Sound
Grade 9 Simple Machines
How much work would be required to lift a 25 kg object to a height of 20 meters?
  1. 500 Joules
  2. 1.25 Joules
  3. 245 Newtons
  4. 1.25 Newtons
  5. 4900 Joules
Grade 9 Quantum Physics and the Atom
What does the mass number of an atom tell you about the atom?
  1. number of electrons
  2. number of protons
  3. number of neutrons
  4. number of protons and neutrons
Grade 9 Quantum Physics and the Atom
Where are electrons located in an atom?
  1. nucleus
  2. center
  3. electron cloud
  4. everywhere
Grade 9 Quantum Physics and the Atom
What are the three subatomic particles found in an atom?
  1. electron, proton, neutron
  2. neutron, photon, electron
  3. electron, proton, ion
  4. proton, neutron, isotope
Grade 9 Quantum Physics and the Atom
Which of the following would be an isotope of aluminum?
  1. Atom A: mass number=24, atomic number=13
  2. Atom B: mass number=24, atomic number=12
  3. Atom C: mass number=26, atomic number=14
  4. Atom D: mass number=22, atomic number=11
Grade 9 Quantum Physics and the Atom
Which force is responsible for holding the nucleus of an atom together?
  1. Electromagnetic force
  2. Strong nuclear force
  3. Weak force
  4. Gravitational force
1 2 3 4 ... 31
You need to have at least 5 reputation to vote a question down. Learn How To Earn Badges.