Which force causes objects to fall toward the Earth, Magnetic force, Electric force, Gravitational force, Frictional force, What happens when you push a book across a tabl, The book moves because of heat, The book moves because of forc, The book moves because of light, The book moves because of sound, Which object has kinetic energy, A parked car, A book on a shelf, moving bicycle, A stone lying still, What type of energy is stored in food?, Electrical energy, Chemical energy, Light energy, Sound energy, What is the main source of light during the daytime, Moon, Stars, Sun, fire, Which unit is used to measure temperature?, Meter, Kilogram, Celsius, nweton, What happens when two magnets with the same poles are brought close together?, They attract, They repel, . They break, they disappear, Which simple machine helps reduce effort when lifting heavy objects?, Lever, Pulley, Inclined plane, all of the above.

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