Worksheet: The Fundamental Forces

In this worksheet, we will practice describing the properties of the four fundamental forces and which particles interact via each force.

Q1:

List the four fundamental forces from greatest relative strength to lowest relative strength.

  • AThe strong nuclear force, the weak nuclear force, gravity, the electromagnetic force
  • BGravity, the weak nuclear force, the electromagnetic force, the strong nuclear force
  • CThe strong nuclear force, the electromagnetic force, the weak nuclear force, gravity
  • DGravity, the strong nuclear force, the weak nuclear force, the electromagnetic force
  • EThe strong nuclear force, the weak nuclear force, the electromagnetic force, gravity

Q2:

Which of the following is the approximate range of the strong nuclear force?

  • A10 m
  • B10 m
  • C10 m
  • D10 m
  • EInfinite

Q3:

Which of the four fundamental forces has the greatest relative strength?

  • AThe weak nuclear force
  • BThe strong nuclear force
  • CElectromagnetic force
  • DGravitational force

Q4:

Is the electromagnetic interaction attractive, repulsive, or both?

  • ARepulsive
  • BBoth
  • CAttractive

Q5:

What is the range of gravity?

  • A10 m
  • BInfinite
  • C10 m
  • D10 m
  • E10 m

Q6:

Which of the four fundamental forces has the lowest relative strength?

  • AThe weak nuclear force
  • BElectromagnetic force
  • CThe strong nuclear force
  • DGravitational force

Q7:

Which of the following symbols represents a gluon?

  • AΓ
  • B𝑔
  • C𝐺
  • D𝑦
  • E𝛾

Q8:

What particle mediates the electromagnetic interaction?

  • AThe gluon
  • BThe graviton
  • CThe Z boson
  • DThe W boson
  • EThe photon

Q9:

Is the strong nuclear force attractive, repulsive, or both?

  • ARepulsive
  • BBoth
  • CAttractive

Q10:

What is the range of the electromagnetic interaction?

  • AInfinite
  • B10 m
  • C10 m
  • D10 m
  • E10 m

Q11:

Is the gravitational force attractive, repulsive, or both?

  • ABoth
  • BAttractive
  • CRepulsive

Q12:

What particle mediates the strong nuclear interaction?

  • AThe W boson
  • BThe photon
  • CThe graviton
  • DThe Z boson
  • EThe gluon

Q13:

Which of the following symbols represents a photon?

  • A𝑣
  • B𝑦
  • C𝑌
  • D𝛾
  • E𝜐

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