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Forces and Motion

Each subtopic includes About section, revision page link, 10 preview questions, and practice CTAs.

Push and Pull Forces

Subtopic

Push and Pull Forces under Forces and Motion for Grade 3 IB.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    If you lift a bucket of water straight up from the ground, what force are you using?

    A.

    A push

    B.

    A pull

    C.

    A twist

    D.

    No force

  2. 2.

    What type of force is used when you flick a small coin with your finger to make it slide across a table?

    A.

    Pull

    B.

    Push

    C.

    Gravity

    D.

    Magnetic

  3. 3.

    To unzip your school backpack, you need to apply which force to the zipper?

    A.

    A push

    B.

    A pull

    C.

    A squeeze

    D.

    A shake

Download the worksheet for Forces and Motion - Push and Pull Forces to practice offline. It includes additional chapter-level practice questions.

Gravity and Friction

Subtopic

Gravity and Friction under Forces and Motion for Grade 3 IB.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    Which force helps a goalkeeper catch a fast-moving soccer ball by providing grip on their gloves?

    A.

    Gravity

    B.

    Friction

    C.

    Magnetism

    D.

    Centrifugal force

  2. 2.

    How does gravity affect a waterfall?

    A.

    It makes the water turn into steam

    B.

    It pulls the water down over the edge

    C.

    It pushes the water back up the mountain

    D.

    It makes the water change color

  3. 3.

    Which of these is NOT caused by friction?

    A.

    Heat when rubbing things together

    B.

    Objects slowing down

    C.

    Things falling to the floor

    D.

    Better grip on a handle

Download the worksheet for Forces and Motion - Gravity and Friction to practice offline. It includes additional chapter-level practice questions.

Magnetic Attraction and Repulsion

Subtopic

Magnetic Attraction and Repulsion under Forces and Motion for Grade 3 IB.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    What is the name of the area around a magnet where its force can be felt?

    A.

    Magnetic Zone

    B.

    Magic Circle

    C.

    Magnetic Field

    D.

    Pulling Place

  2. 2.

    If a magnet is sticking to a chalkboard, what must the chalkboard be made of (or contain)?

    A.

    Solid wood

    B.

    A magnetic metal like steel

    C.

    Thick plastic

    D.

    Glass

  3. 3.

    Which part of a 'U-shaped' or horseshoe magnet has the strongest pull?

    A.

    The very middle of the curve

    B.

    The two ends (the poles)

    C.

    The sides of the magnet

    D.

    All parts are exactly the same

Download the worksheet for Forces and Motion - Magnetic Attraction and Repulsion to practice offline. It includes additional chapter-level practice questions.

Simple Machines

Subtopic

Simple Machines under Forces and Motion for Grade 3 IB.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    When you drop a ball, it always falls toward the floor. Which force is responsible for this?

    A.

    Push

    B.

    Friction

    C.

    Gravity

    D.

    Magnetism

  2. 2.

    To move a very heavy rock, a worker uses a long metal bar resting on a smaller stone. This setup is a:

    A.

    Lever

    B.

    Pulley

    C.

    Screw

    D.

    Wedge

  3. 3.

    Which part of a hammer is used as a lever when you are trying to pull a nail out of a piece of wood?

    A.

    The heavy metal head

    B.

    The flat hitting surface

    C.

    The claw part

    D.

    The bottom of the handle

Download the worksheet for Forces and Motion - Simple Machines to practice offline. It includes additional chapter-level practice questions.

Forces and Motion - IB Grade 3 Science Notes & Revision | Krit.club