1) What is electrical energy? a) Electrical energy is energy that moves by sound. b) Electrical energy is energy that moves by electrical charges. 2) What is the difference between open and closed circuits? a) Open circuits DO NOT have electricity flowing through them, Closed circuits HAVE electricity.  b) Open circuits have HUGE amounts of electricity flowing through.  3) What do we use electricity for? a) Heating b) Lighting c) TV d) Video games e) kicking a ball 4) What is light energy? a) It is made up of water and the wind b) It is made up of particles of light that heat up. 5) What is reflection?  a) Reflection is a shadow b) When light bounces off a smooth polished surface (mirror) 6) What is refraction? a) light passes from one see-through material to another see-through material. b) light bounces off a smooth polished surface. 7) How are shadows created? a) Opaque objects block light from getting to the other side of the object b) Reflection creates shapes 8) What are transparent objects?  a) Light CAN go through (see-through) b) Light CAN NOT go through 9) What is translucent objects? a) When SOME light can pass through. b) When no light passes through. 10) Why is light so important? a) Plants need light to make their food. b) Humans need plants to survive. c) Light is not important

Light and Electrical

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