The force that pulls everything towards the Earth is called...
GRAVITY
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A material that has an area of magnetic force around it
MAGNET
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The most common magnetic material
IRON
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Gravity is this type of force
PULLING
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TRUE OR FALSE - The Earth has a stronger force of gravity than the moon
TRUE
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Some forces can act over a distance, and others canonly act by contact. Which type of force can act only when two objects touch each other? A: Gravitational / B: Frictional / C: Electrostatic
B - FRICTIONAL
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Which one of these would you use to remove a box from a truck? A: a lever / B: an inclined plane / C: a wheel and an axle / D: a pulley
B - AN INCLINED PLANE
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Friction produces _______
HEAT
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The ability of a material to return to its original shape after being compressed or stretched
ELASTICITY
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What is energy?
The ability to do work
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The energy possesed by a moving object is kinetic or potential?
KINETIC
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What are forces?
Something that can make an object start moving, stop moving, change shape or break
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When do we apply force to an object?
Whenever we push or pull it
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Name an object that changes shape temporarily
SPONGE, RUBBER BAND, PLAYDOH...
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Name everyday activities where we use friction
WALKING, RUNNING, JOGGING, DRIVING A CAR, RIDING A BIKE....