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ENERGY FORCES MOTION / LIGHT SIMPLE MACHINES $1 $1 $1 $1 $2 $2 $2 $2 $5 $5 $5 $5 $10 $10 $10 $10 $20 $20 $20 $20 The ability to cause change is • light • energy • insulator • thermometer The ability to cause change is •light •energy •insulator •thermometer The movement of thermal energy from one place to another • thermal energy • insulator • heat • reflection The movement of thermal energy from one place to another • thermal energy • insulator • heat • reflection The energy that moves the particles in matter • conductor • insulator • thermal energy • heat The energy that moves the particles in matter • conductor • insulator • thermal energy • heat What we feel as heat is thermal • Energy • Light • Particles • Motion What we feel as heat is thermal • Energy • Light • Particles • Motion Adding thermal energy can change particles in a liquid into • a gas • an insulator • a mass • a solid Adding thermal energy can change particles in a liquid into • a gas • an insulator • a mass • a solid The measure of the pull of gravity on an object is called • • • • motion weight gravity work The measure of the pull of gravity on an object is called • • • • motion weight gravity work The measure of force it takes to move an object a certain distance • motion • force • work • weight The measure of force it takes to move an object a certain distance • motion • force • work • weight The force that pulls object toward each other • weight • gravity • work • motion The force that pulls object toward each other • weight • gravity • work • motion It takes more force to move a baseball than a marble because the baseball has more • force • mass • speed • motion It takes more force to move a baseball than a marble because the baseball has more • force • mass • speed • motion People would weigh more on earth than on the moon so the earth has more _____ than the moon. • Speed • motion • gravity • weight People would weigh more on earth than on the moon so the earth has more _____ than the moon. • Speed • motion • gravity • weight To measure when more work is being done you have to consider… A.the distance the object moved B.the mass of the object being moved C.both the distance and the mass D.who gets tired faster To measure when more work is being done you have to consider… A.the distance the object moved B.the mass of the object being moved C.both the distance and the mass D.who gets tired faster What simple machine could be used to move a heavy object into a treehouse? Lever Wedge Pulley Screw What simple machine could be used to move a heavy object into a treehouse? Lever Wedge Pulley Screw The stopping of light • Reflection • Absorption • Refraction • Relaxation The stopping of light • Reflection • Absorption • Refraction • Relaxation The bouncing of light off an object • Absorption • Reflection • Refraction • Repetition The bouncing of light off an object • Absorption • Reflection • Refraction • Repetition The bending of light • Reflection • Absorption • Refraction The bending of light • Reflection • Absorption • Refraction An example of a lever can be found on • A flagpole • A see-saw • A door knob • An ax An example of a lever can be found on • A flagpole • A see-saw • A door knob • An ax An example of a wheel and axle can be • A wheel barrow • Stairs • A door knob • A flagpole An example of a wheel and axle can be • An Ax • Stairs • A door knob • A flagpole Which is not an example of a wedge • Front teeth • A see-saw • An ax • A knife Which is not an example of a wedge • Front teeth • A see-saw • An ax • A knife A ________ is an example of an inclined plane • Bucket on a rope • Ramp • Door knob • Ax A ________ is an example of an inclined plane • Bucket on a rope • Ramp • Door knob • Ax All of these are examples of levers except • See-saw • ramp • Wheel barrow • catapult All of these are examples of levers except • See-saw • ramp • Wheel barrow • catapult