What is direction of the earth’s rotation on its axis?

In what degree is the earth tilted on its axis?

4 seasons

What causes day and night?

Why do flamingoes have long thin legs and long flexible necks?

Explain why plants and tress loss their leaves during autumn or fall season and comes back during spring.

This process happens when water vapor goes back to its liquid form when temperature drops.

• Evaporation

• Migration

• Melting

• Condensation

This is one of the common factors that affects the physical changes of matter.

• Temperature

• Thermometer

• Sublimation

• Freezing

This process happens when the temperature drops to 0 degrees Celsius.

• Evaporation

• Migration

• Melting

• Freezing

This is a mixture of different gases that surrounds the earth’s atmosphere.

• Air

• Hibernation

• Carbon dioxide

• Temperature