scincece

cells,enegry,elements

Cell Wall

Supports and protects the cell.

Cell Membrane

– Controls what enters and leaves the cell.

Nucleus

Controls the cell's activities.

Photosynthesis

Plants use sunlight to make food.

Plant Adaptations

Plants have features that help them survive.

Light Energy

From the Sun.

Heat (Thermal) Energy

comes from

Sound Energy

Comes from vibrations.

Electrical Energy

Powers devices.

🏃 Kinetic Energy

Energy of movement.

Energy Transfers

Energy can change from one form to another.

Oxygen

O

Hydrogen

H

Gold

Au

Conduction

Heat transfer through direct contact Most common in solids

Convection

Heat transfer through liquids and gases.

Radiation

Heat transfer through electromagnetic waves.

Conductors

Materials that allow heat to pass through easily.

Insulators

Materials that slow down heat transfer.