AC9S1U03 • Year 1 Science

Pushes and Pulls

A push or pull can change how an object moves or changes shape. The effect depends on the force direction and strength.

Learning goals

A push or pull can change how an object moves or changes shape. The effect depends on the force direction and strength.

Learning routine: Name force → Show direction → Compare strength → Predict effect → Test

Success looks like

  • Identify pushes
  • Identify pulls
  • Describe strength
  • Show direction
  • Predict motion or shape
Concept model and worked application

Force has direction and strength

push →← pullgentlestrong

A stronger push may move an object farther. A different direction can change where it goes.

Worked example

Question: What happens if you push the same toy car harder on the same floor? It will usually move farther because the push is stronger while the object and surface stay the same.

Predict motion or shape before testing

push ballpull drawersquash claystretch band

Say the force, direction, strength and predicted effect.

Explain your thinking: Say what each part of the model represents, then explain why the answer or conclusion follows.

Change one feature of a push

Describe pushes and pulls by strength and direction, then predict an effect.

Worked example

The same toy car starts at rest on the same smooth floor. Compare a gentle forward push with a stronger forward push.

  1. Name what stays the same: car, floor, starting place and forward direction.
  2. Name what changes: the strength of the push.
  3. Predict that the stronger push can make the car start moving faster. Test gently with clear space and observe what actually happens.

Watch for this mistake: A push does not always speed an object up. A push opposite its motion can slow it, and a sideways push can change its direction.

Try it, then explain

  1. You press a soft sponge between your hands. What changes: its shape or only its colour?

    Hint

    Describe what you can observe.

    Answer and explanation

    Its shape changes because the pushes compress it.

  2. A rolling ball is gently pushed from the side. What might change?

    Hint

    Consider the direction of the new push.

    Answer and explanation

    The ball's direction may change.

Australian Curriculum elaborations

These curriculum examples extend the central model into varied contexts. They are learning contexts, not extra definitions to memorise.

E1

observing and manipulating everyday objects such as playground equipment, toys, windows or doors and identifying the forces used to move these objects

Try and explain: You move a toy wagon towards yourself using its handle. Is that a push or a pull?

Answer and teaching point

A pull: the handle is used to bring the wagon towards you.

E2

investigating how the design of age-appropriate sporting equipment such as paddles, plastic bats and racquets help to produce stronger pushes and pulls

Try and explain: A plastic paddle strikes a soft ball. What force does the paddle apply, and what could change if the strike is stronger?

Answer and teaching point

It pushes the ball away. A stronger strike may make the ball start faster or travel farther if other relevant conditions are alike.

E3

recognising that pushing or pulling on an object can start or stop its motion or change its direction of travel

Try and explain: A rolling ball meets your gently placed hand and stops. Did the force have an effect even though the ball ended still?

Answer and teaching point

Yes. A force changed its motion by slowing and stopping it; forces do not only start movement.

E4

exploring ways the shape of playdough can be changed when pushed or pulled

Try and explain: Press a lump of playdough flat, then gently stretch it. Describe the two actions and their effects.

Answer and teaching point

Pressing is a push that flattens it. Stretching involves pulling parts apart, making it longer or thinner.

E5

designing playground equipment, toys or games and representing push and pull forces involved using models, digital drawings or role-play

Try and explain: Draw a toy car with an arrow showing a push from left to right. What does the arrow communicate?

Answer and teaching point

It shows the direction of the push. Label it ‘push’; an arrow alone should not be confused with a guarantee of how far the car will travel.

E6

investigating the push and pull movements of traditional First Nations Australians children’s instructive toys

Cultural safety: Use a community-approved source, name the specific Nation or community where the source does, and avoid presenting diverse First Nations knowledges as one generic tradition. Follow local cultural and intellectual property protocols before inviting community participation.

E7

exploring how traditional Asian toys and games such as a kendama, Daruma Otoshi or shuttlecock are played using a push or pull

Try and explain: A foot strikes a soft shuttlecock upwards. Is the strike a push or a pull? Explain using its direction.

Answer and teaching point

It is a push away from the foot. The contact force changes the shuttlecock's motion.

Common misconceptions and traps
  • Forgetting direction — Use an arrow to show where the force acts.
  • Only saying move — Forces can also change shape, not only position.
  • Unfair comparison — Keep the object and surface the same when comparing strength.
Guided learning activities

Force arrows

Draw arrows to show the direction of pushes and pulls on classroom objects.

Model: push → box

Gentle vs strong

Compare a gentle push and a strong push on the same toy car.

Model: same car • same surface • different strength

Change shape

Use soft material to test how pushing, squeezing or pulling can change shape.

Model: clay: round → flat

Revision Notes

Key idea: A push or pull can change how an object moves or changes shape. The effect depends on the force direction and strength.

Remember

  • Identify pushes
  • Identify pulls
  • Describe strength
  • Show direction
  • Predict motion or shape

Quick questions

  • Is opening a drawer usually a push or pull?
  • How can you show force direction?
  • What might a strong push do to a toy car?
  • Name one force that changes shape.

Return to the concept model if an answer is uncertain. Use the model to explain, not just to guess.

Official curriculum reference

AC9S1U03: describe pushes and pulls in terms of strength and direction and predict the effect of these forces on objects’ motion and shape

Australian Curriculum Version 9.0

Practice, test and teacher resources

Use the Practice Sheet for written or hands-on work, Practice for supported feedback, and Test when the student is ready to demonstrate independent mastery.

🎥 Optional Video Lesson

The SkillrHub lesson remains the primary learning resource. This optional video reinforces the explanation; you can complete the lesson and practice without watching.

Back to the lesson

Before you watch:

  • Pause after each worked example.
  • Try the examples yourself.
  • Return to the SkillrHub lesson before continuing.
Recommended: Swings, Slides, and Science

SciShow Kids — Spot pushes and pulls in familiar playground movement.

As you watch: Find a push. How does it change the movement of the object?

Load video player Loads YouTube in this lesson. See the video notice below.

Try it: Gently push a toy car, then try a stronger push in the same clear space. Predict and compare how far it travels.

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Curriculum equivalents: Victoria, NSW and international

Curriculum equivalents for Pushes and pulls

Mapped skill: describe pushes and pulls in terms of strength and direction and predict the effect of these forces on objects’ motion and shape

These references identify matching or closely related learning. Curriculum sequence, terminology and depth vary, so teachers should use the mapped skill and lesson difficulty to confirm suitability.

RegionCurriculum frameworkClosest level or code
AustraliaAustralian Curriculum v9.0AC9S1U03 · Year 1
VictoriaVictorian Curriculum F–10 Version 2.0 — ScienceVC2S2U11 · Foundation–Level 2
New South WalesNSW Science and Technology K–6 Syllabus (2024)ST1-SCI-01 · Stage 1
United States (USA)Next Generation Science Standards (NGSS)Grade 1
Canada (Ontario)Ontario Curriculum — ScienceGrade 1
United Kingdom (England)National Curriculum in England — ScienceYear 2, Key Stage 1
IndiaNCERT / CBSE — ScienceClass 1

Australian Curriculum v9.0 is the canonical source for this SkillrHub lesson. Victoria and NSW entries name the closest published state codes or outcomes; international entries are planning references rather than claims of identical curricula.

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