quiz 1 science

light travel in ......

• waves

• circles

• straight line

what material that let no light pass

• clear glass

• wood

• Tissue paper

When you are in a dark room and you want to see an object

what you should use

• book

• flash light

• ball

what happen when light hits an object?

• it bounce back

• it pass through the object

• it makes shadow

sound is an energy that let us see

• true

• false

shadow is a dark spot that happens when an object blocks light

• true

• false