Light Waves Learning Goals

• A _____ is a scientist who studies light and how it interacts with materials.

• • spectroscopist

• lightologist
• illumination expert
• beam specialist

• Australia has one of the highest rates of ______ in the world.

• lung cancer
• breast cancer
• prostate cancer
• skin cancer

• The movement of energy can be tracked by observing the changes the energy causes to _____.

• colors or shapes
• sounds or smells
• emotions or thoughts
• • matter

• Light carries _____ that causes materials to change.

• energy
• sound
• matter
• color

• When light hits a material, the material can ___ energy from the light.

• Absorb
• Reflect
• Dissipate
• Enhance

• When a material absorbs ____ from light, the energy causes the material to change.

• heat
• energy
• color
• matter

• Light from different light ____ can have different effects on a material.

• sources
• bulbs
• rays
• beams

• Light sources can emit different _____ of light.

• frequencies
• intensities
• temperatures
• • types

• Plants use energy from light to make their own ____.

• rocks
• food
• water
• clothing

• There are different types of light that can change a _____ in different ways.

• shape
• size
• texture
• • material