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Effect of Force

  •  English    17     Public
    Review about the effect of forces to things
  •   Study   Slideshow
  • Carel pushes a toy car that is not moving. After he pushes it, the toy car begins to roll forward. What effect does the force have on the toy car?
    forces start objects to move
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  • Leica is riding her bicycle. She pedals faster, and the bicycle moves faster. What effect does the force from her legs have on the bicycle?
    forces change the speed of objects
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  • Milton presses a sponge with his hand. The sponge becomes flat. What effect does the force have on the sponge?
    forces change the shape and size
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  • A ball is rolling straight on the ground. Suddenly, it hits a stone and moves to the side. What effect does the force from the stone have on the ball?
    forces change the direction of moving objects
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  • Kalea throws a ball. When it reaches her friend, her friend catches it and the ball stops moving. What effect does the force from her friend’s hands have on the ball?
    forces stop moving objects
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  • Two students push the same box. One pushes gently, and the box moves slowly. The other pushes harder, and the box moves faster. How does the different force affect the box?
    Forces change the speed of objects. If we push the box harder, it will move faster, and if we push it softer, it will move slower.
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  • Neldi is playing with clay. She presses and rolls it to make a cup shape. Why does pressing the clay help her make the shape she wants?
    forces change the shape and size. pressing is the same as giving forces to the clay. it will change the shape of the clay.
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  • Quincy wants to move a chair that is not moving. She can push it gently or push it harder. Which action will make the chair start moving? Why?
    Both actions will make the chair start moving because forces start objects to move.
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  • A toy car is moving fast toward a wall. Reno puts his hand in front of the car. What will happen to the car?
    The car will stop because forces stop moving objects
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  • Kania uses her hands to make the clay flat on the table. What force is Kania using? Is it pressing, stretching, pounding, squeezing, twisting, bending, or crumpling?
    pressing
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  • Langit uses a hammer to hit a nail so it goes into the wood. What force is Langit using? Is it pressing, stretching, pounding, squeezing, twisting, bending, or crumpling?
    pounding
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  • Naomi pulls a rubber band until it becomes longer. What force is Naomi using? Is it pressing, stretching, pounding, squeezing, twisting, bending, or crumpling?
    stretching
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  • Bennet makes a paper ball by crushing the paper with his hands. What force is Bennet using? Is it pressing, stretching, pounding, squeezing, twisting, bending, or crumpling?
    crumpling
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  • Luna turns a wet towel to remove the water. What force is Luna using? Is it pressing, stretching, pounding, squeezing, twisting, bending, or crumpling?
    twisting
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  • Emily holds a sponge and pushes it tightly in her hand until water comes out. What force is Emily using? Is it pressing, stretching, pounding, squeezing, twisting, bending, or crumpling?
    squeezing
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  • Rama wants to break hard soil before planting. He hits it with a tool. Question: What force is Rama using? Is it pressing, stretching, pounding, squeezing, twisting, bending, or crumpling?
    pounding
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