Earth's Temperature

Atmospheric gases scatter blue light more than other wavelengths, giving the Earth a ____________ when seen from space.

• Red Halo

• Blue Halo

• Orange Halo

• Gray Halo

What makes up our atmosphere?

• Water vapor and dust only

• Dry air, water vapor and dust

• Dry air only

• water vapor only

What cause seasons?

• the difference in the distance from the Sun throughout the year

• the tilt of the Earth’s axis

• the rotation of the Earth's axis

• the revolution of the Earth around the Sun

During which season do the Sun’s rays hit the Earth at the most direct angle?

• Spring

• Summer

• Autumn or Fall

• Winter

During which season are the days the shortest?

• Spring

• Summer

• Autumn or Fall

• Winter

The shortest day of the year and the beginning of winter is called

• Autumnal Equinox

• Vernal Equinox

• Summer Solstice

• Winter Solstice

The longest day of the year and the beginning of summer

• Vernal Equinox

• Autumnal Equinox

• Summer Solstice

• Winter Solstice

Days in which day and night are of equal duration.

• Solstice

• Equinox

How many times each year do we have days in which the day and night are of equal duration?

• 1 time

• 2 times

• 3 times

• 4 times

How do we call those days in which day and night are of equal duration?

• Vernal and Autumnal Equinox

• Summer and Winter Solstice