1) What is the missing word? Whenever something has started moving, stopped, sped up or slowed down it is because a ___ has acted on it. a) Force b) Person 2) Forces are... a) Ups and downs b) Pushes and pulls 3) A force can... a) Only work when something makes contact with an object b) Sometimes work without any contact 4) One example of a force that can act without any contact is ... a) Flying b) Gravity 5) Another example of a force that can act without distance is called... a) Magnetism b) Rolling 6) What is the name of the force that can slow objects down? a) Friction b) Pulling 7) Which surface creates more friction? a) Smooth surfaces b) Rough/bumpy surfaces 8) Fill in the gap. Heavier objects need a ____ force to move them. a) Larger b) Smaller 9) Magnets... a) Are either bar or horseshoe shaped b) Come in many different shapes and sizes 10) Big magnets are ... a) Always more powerful than small ones b) Not always more powerful than small ones 11) Which item would be attracted to a magnet? a) Elastic band b) Paperclip 12) A magnetic force can ... a) Only work through air b) Work through air and water c) Work through solids as well as air and water 13) Materials that are attracted to magnets are called a) Attractive materials b) Magnetic materials 14) Are all metals magnetic? a) Yes, all metals are magnetic. b) No, only some metals are magnetic such as iron and steel.
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Forces
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