Wednesday
April 16, 2014

Homework Help: 7th grade social studies

Posted by Delilah on Tuesday, January 1, 2013 at 8:05pm.

1.
To pinpoint the absolute location of a place, geographers use (1 point)

nearby landmarks.
the Atlantic and Pacific oceans.
the North and South poles.
latitude and longitude.

2.
What does the theme of movement help geographers to understand? (1 point)

a location's physical and human features
how people, goods, and ideas get from one place to another
how far a place is from the equator
the climate of a place

3.
Geographers' studies include oceans, landforms, climate, and (1 point)

ancient mathematical calculations.
comets.
how people affect their environment.
asteroids.

4.
What is a disadvantage of a Mercator projection? (1 point)

It does not include all of the continents.
It does not show many details of Earth's surface.
It is too large to be carried easily.
It shows correct shapes but not true sizes.

5.
Why do many geographers prefer the Robinson projection? (1 point)

It has no distortion of the Earth's surface.
It quite accurately shows most distances, sizes, and shapes.
It is an interrupted projection of the Earth's surface.
It is an equal-area map.

6.
A globe is more accurate than a map because a globe can show (1 point)

the true shapes of continents and oceans.
city streets.
a distorted view of Earth.
a particular region in great detail.

7.
As Earth spins in space, on the side facing the sun it is always (1 point)

nighttime.
daytime.
winter.
summer.

8.
Earth is divided into 24 standard time zones because (1 point)

the time zone is a few hours per mile.
Earth rotates west and the day starts earlier in the west.
of confusion if each town had its own time zone.
the Earth doesn't rotate at a steady rate in 24 hours.

9.
What is the result of the sun being directly over the equator on March 21? (1 point)

Days and nights are unequal in length.
It is daytime for almost 20 hours.
It is nighttime for almost 20 hours.
Days and nights are nearly equal in length.

10.
The atmosphere surrounding Earth provides oxygen for (1 point)

the core.
the magma.
people and animals.
the mantle.

MY ANSWERS:
1. latitude and longitude.
2. how far a place is from the equator
3. ancient mathematical calculations
4. It shows correct shapes but not true sizes.
5. It has no distortion of the Earth's surface.
6. the true shapes of continents and oceans.
7. daytime.
8. the Earth doesn't rotate at a steady rate in 24 hours.
9. Days and nights are unequal in length.
10. the core.

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