Transcript Globe Model

Globe Model
Number 1-10 in your Lab Section
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1
• Move the globe to the time right now (from
underneath) and the correct date (tilt the
earth).
• Explain why it is our winter, and it is summer
in the Southern Hemisphere.
2
• Do not move the globe.
• Why is the Southern Hemisphere going to
have more daylight hours that the Northern
Hemisphere?
3
• Explain why it is nighttime in Russia.
4
• Move the globe to the December 21st.
Identify Fairbanks, Alaska on the globe.
Rotate the globe all-the-way around while
watching Fairbanks.
• Explain why Fairbanks Alaska experience
almost all darkness during winter months.
5
• Identify Santa Cruz, Argentina on the globe.
Rotate the globe all-the-way around.
• Why does Santa Cruz experience almost all
daylight during this time.
6
• Identify Macapa, Brazil on your globe. Rotate
the globe all-the-way around. Then, change
the date to June 21st. Turn the globe all-theway around again while monitoring Macapa,
Brazil.
• Why does Macapa, Brazil receive about the
same amount of sunlight (12 hours) per day
whether it is summer or winter?
7
• Why is June 21st (Summer Solstice) the longest
day of the year for the Northern Hemisphere?
8
• Why is June 21st (Winter Solstice) the longest
day of the year for the Southern Hemisphere?
9
• Change the date to March 21st. Identify
Dallas, Texas on the globe. Rotate the globe
all-the-way around.
• March 21st is our Spring Equinox. Why do we
have exactly 12 hours of daylight and 12 hours
of darkness during this time of the year?
10
• If March 21 is Spring for us, then why is it Fall
for the Southern Hemisphere?