Grade 3 - Unit 1 - Glow and Flow

______________________(or heat) boils water, keeps us warm and drives engines.

• Sound

• Thermal

____________________is what makes everything around us work.

• Light

• Energy

During the day _____________ gives us heat and light energy.

• Sun

• Moon

________________ energy is produced when objects vibrate, creating ________waves that travel through the air.

• Sound

• Heat

The energy from these vibrations moves through the air and reaches our ears, allowing us to ____________.

• See

• Hear

_____________ energy is made up of waves that travel through space.

• Light

• Thermal

Sources of light energy are __________, __________________, and ___________________.

• Sun

• Light Bulb

• Flash Lights

• Fan, Speaker , TV

__________ waves converted into signals after entering our eyes, that our brain understands as images, helping us see and appreciate our surroundings.

• Light

• Heat

_____________/______________energy caused by the movement of particles in a material.

• Sound / Light

• Heat / Thermal

It is responsible for changes in _________________ and can be transferred from one object to another.

• Direction

• Temperature