Characteristics to Support Life on Earth

Front

What are the characteristics that support life on Earth?

Back

1. Presence of water 2. Suitable temperature range 3. Atmosphere with essential gases 4. Nutrient-rich soil 5. Protection from harmful radiation

Front

Why is water essential for life?

Back

Water is a solvent, helps in temperature regulation, and is necessary for biochemical reactions.

Front

What two elements make up most of Earth's atmosphere?

Back

Nitrogen and Oxygen.

Front

What is the role of the ozone layer?

Back

The ozone layer protects Earth from harmful ultraviolet radiation.

Front

What is weight?

Back

Weight is the force of gravity acting on an object.

Front

What is the significance of small amounts of water found on Mars?

Back

It suggests that Mars may have had conditions that supported life in the past.

Front

What is the tallest mountain in the solar system?

Back

Olympus Mons on Mars.

Front

What are the two main gases that make up the atmosphere of Earth?

Back

Nitrogen (78%) and Oxygen (21%).

Front

What is the importance of a planet's atmosphere for supporting life?

Back

An atmosphere provides essential gases, regulates temperature, and protects from space debris.

Front

What is ultraviolet radiation?

Back

Ultraviolet radiation is a type of electromagnetic radiation that can be harmful to living organisms.