Exploring the Science Behind Earth's Seasons

What percentage of Earth's population has never seen snow?

• One-third

• One-half

• One-fourth

• Two-thirds

Who discovered that planetary orbits are elliptical?

• Isaac Newton

• Galileo Galilei

• Johannes Kepler

• Albert Einstein

In which month is Earth closest to the sun?

• October

• April

• July

• January

What causes the seasons on Earth?

• Earth's distance from the sun

• The moon's orbit

• Earth's axial tilt

• Solar flares

Tags

NGSS.MS-ESS1-1

What is the axial tilt of the Earth?

• 21.5 degrees

• 23.5 degrees

• 30 degrees

• 25 degrees

What is the effect of Earth's axial tilt on seasons?

• No effect

• Causes temperature fluctuations

• Determines the length of days and nights

• Changes the Earth's orbit

Tags

NGSS.MS-ESS1-1

How many hours of daylight does Hartford, Connecticut get in summer?

• 10 hours

• 18 hours

• 12 hours

• 15 hours

Which city experiences about 19 hours of daylight in summer?

• Sydney, Australia

• Cairo, Egypt

• Miami, Florida

• Juneau, Alaska

Tags

NGSS.MS-ESS1-1

Why doesn't the North Pole have the highest temperatures in summer despite 24 hours of daylight?

• Cloud cover blocks the sun

• It is far from the sun

• Sunlight is too spread out

• It is covered in ice

Tags

NGSS.MS-ESS2-6

What happens to the amount of solar energy received as the sun gets higher in the sky?

• Decreases

• Increases

• Remains constant

• Varies unpredictably

Tags

NGSS.MS-ESS1-1