The Earth's axis is tilted _____ degrees.

• 23.5
• 25.3
• 30.2
• 24

Which letter on the diagram represents the Earth's position on the summer solstice?

• A
• B
• C
• D

Which letter on the diagram represents the Earth's position on the winter solstice?

• A
• B
• C
• D

Why does the area around the equator stay the same temperature all year?

• The equator rotates slower than the poles.
• The equator remains the same distance from the sun.
• The equator always receives direct sunlight.
• The equator has 18 hour days.

When the Northern Hemisphere is pointing towards the sun, what season is the Southern Hemisphere?

• Winter
• Spring
• Fall
• Summer

Eccentricity, or the cycle of the Earth's orbit around the sun becoming more oval vs more circular, is a processed described as part of what cycles? 

• Milankovitch Cycles
• Zilankovitch Cycles 
• Vilankovitch Cycles
• Bilankovitch Cycles

Obliquity, or the cycle of the Earth's axial tilt become more extreme or less extreme, is a processed described as part of what cycles? 

• Milankovitch Cycles
• Dilankovitch Cycles 
• Vilankovitch Cycles
• Wilankovitch Cycles

Precession, the process of the Earth's poles changing the direction they point, and resulting in a change in the timing of the seasons, is part part of what cycles? 

• Milankovitch Cycles
• Dilankovitch Cycles 
• Vilankovitch Cycles
• Wilankovitch Cycles

Why do scientist study ice cores?

• They contain ancient atmospheres trapped in bubbles in the ice. 
• They are great for slurpees! 
• They are cool! 
• They record past extinction events

Tags

NGSS.HS-ESS1-6

NGSS.HS-ESS3-5

More sunspots on the Sun results in decreased solar radiation.

• True
• False