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 Forces and Magnets 20 Flashcards |
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What is the force that pulls objects towards the center of the Earth? |
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 Gravity |
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Fill in the blank: A device used to measure the strength of a force acting on an object is called a ______. |
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 Force Meter |
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True or False: Friction only occurs when two objects are not in contact with each other. |
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 False. Friction occurs when one object slides over another, working against the direction of motion. |
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Which of the following materials is magnetic? A) Plastic B) Wood C) Steel D) Glass |
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 C) Steel |
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Riddle: I can push or pull, change motion and shape, but you cannot see me. What am I? |
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 A force |
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What type of friction makes it harder to slide, like on rough surfaces? |
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 High Friction |
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Fill in the blank: The amount of stretch or compression in a force meter follows ______'s Law. |
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 Hooke |
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True or False: Magnets have only one pole, either a north or a south pole. |
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 False. Magnets have two poles: a north pole and a south pole. |
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What do we call the force that acts against the motion of two surfaces in contact? |
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 Friction |
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Which tool is commonly used in sports science to measure the force exerted by athletes? |
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 Force Meter |
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