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
Filter By Grade

You are browsing Grade 9 questions. View questions in All Grades.

Kindergarten Grade 1 Grade 2 Grade 3 Grade 4 Grade 5 Grade 6 Grade 7 Grade 8 Grade 9 Grade 10 Grade 11 Grade 12 College Graduate Continuing Education

Browse Questions

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.

Previous Page 6 of 34 Next
Grade 9 Forces and Motion
Which of the following is the unit of force?
  1. N
  2. Kg
  3. W
  4. J
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 Forces and Motion
You can reduce friction, but you cannot avoid it.
  1. True
  2. False
Grade 9 Forces and Motion
IF we consider a planet in orbit around the Sun as an example of object moving in circular motion, what best represents the centripetal force?
  1. The inertia of the planet moving forward in a straight line
  2. The momentum of the planet moving forward in a straight line
  3. The mass of the planet and the Sun
  4. The gravitational pull of the Sun
Grade 9 Energy and Momentum
The ability of a body to do work is its                .
  1. power
  2. momentum
  3. inertia
  4. energy
Grade 9 Quantum Physics and the Atom

This question is a part of a group with common instructions. View group »

How could the charge of a neutral carbon atom be changed, such that a negative ion would form? (Note: The type of element, carbon, cannot be changed.)
  1. add a proton
  2. add an electron
  3. subtract an electron
  4. subtract a proton
Grade 9 Energy and Momentum
When a car burns fuel, which of the following best describes what happens to the energy of the system?
  1. Chemical energy is used and destroyed in the process
  2. Chemical energy is transformed to mechanical energy and some waste heat
  3. Mechanical energy is created
  4. Mechanical energy is transformed into chemical energy
Grade 9 Waves and Sound
Loudness describes what you feel.
  1. True
  2. False
Grade 9 Forces and Motion
If you apply a force to an object with a known mass, what can you determine using Newton's second law?
  1. The object's acceleration
  2. The object's momentum
  3. The object's inertia
  4. The object's power
Grade 9 Energy and Momentum
If an object's speed doubles, its kinetic energy                .
  1. doubles
  2. quadruples
  3. stays the same
  4. is halved
Grade 9 Forces and Motion
The slope of the straight-line displacement time graph indicates                        .
  1. acceleration at instant
  2. distance traveled
  3. uniform acceleration
  4. uniform velocity
Grade 9 Energy and Momentum
Photosynthesis, the process where plants use light to make food, is an example of
  1. energy being created.
  2. work being done.
  3. light energy being transformed to chemical energy.
  4. power being used.
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
Grade 9 Quantum Physics and the Atom
What does the atomic number tell about an atom?
  1. the number of protons
  2. the number of protons and neutrons
  3. the number of electrons
  4. the number of neutrons
Grade 9 Forces and Motion
Which of the following is not an example of a force?
  1. tension
  2. weight
  3. friction
  4. mass
Previous Page 6 of 34 Next