Inner Planets

Which of these provide the BEST evidence that life could develop on Mars?

• Atmospheric gases

• Surface temperatures

• Craters and rocky surfaces

• Ice and organic molecules

Which of these is MOST responsible for Earth having an environment that supports life?

• Oceans regulating climate on land

• Percentage of nitrogen in the atmosphere

• Water that exist in a three states of matter

• Erupting volcanoes moderating surface temperatures

Which property is MOST important in sustaining life on Earth?

• Presence of water

• Orbit shape

• Time of rotation

• Time of revolution

Which statement explains why their is life on Earth but not on the moon?

• Moon has no gravity

• Moon does not revolve around the sun

• Moon has little water and oxygen

• Moon is much smaller than Earth

What of these statements explain the Goldilock's Effect?

• 'Just right' temperature for liquid water

• Has four interacting spheres (bio, geo, hydro, atmo)

• Natural greenhouse effect maintains temperatures suitable for life

• All of the above

Earth's atmosphere is mostly made of which two gases?

• Oxygen and carbon dioxide

• Water vapor and oxygen

• Nitrogen and oxygen

• Nitrogen and helium

Oxygen gas is necessary for organisms' survival because...

• Without oxygen, the process of photosynthesis ends

• oxygen is critical in forming amino acids, to make proteins

• It has to combine with other gasses to create water

• Oxygen is a reactant in cell respiration, how cells make ATP

Fastest Revolution

• Mercury

• Mars

• Venus

• Earth

Home to the Largest Mountain in our Solar System

• Earth

• Venus

• Mercury

• Mars

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

Hottest Planet

• Mercury

• Venus

• Earth

• Mars