Comparing Earth with Pluto.

Comparing Earth with Pluto

    Category                 EARTH                      PLUTO

Average distance       93 million miles           3.7 billion miles
from the sun
Length of day         23 hours 56 minutes          153 Earth hours
                           4 seconds
Time to orbit
the sun                     1 year                 248 Earth years
Diameter                  7,926 miles                1,430 miles
Average surface
temperature          59 degrees Fahrenheit     -382 degrees Fahrenheit
Composition               rock, water              frozen methane,
                                                   water ice, rock
Atmosphere         nitrogen (78%),                 methane gas and
                   oxygen (21%), other gases          nitrogen

Study the chart comparing Earth with Pluto. Then answer the questions below by writing A, B, or C in each blank.

--1. Earth's atmosphere is mostly made up of (A) nitrogen, (B) oxygen, (C) carbon monoxide.

--2. One day on Pluto is equivalent to about how many days on Earth? (A) four and a quarter, (B) six and a third, (C) seven

--3. How much larger is Earth's diameter than Pluto's? (A) 6,420 miles, (B) 6,496 miles, (C) 7,926 miles

--4. What's the difference between Earth's and Pluto's average surface temperatures in degrees Fahrenheit? (A) -310, (B) 310, (C) 441

--5. How far is Pluto from Earth? (A) 3,700,000,000 miles, (B) 3,607,000,000 miles, (C) 55,900,000 miles

Answers

1. A, 2. B, 3. B, 4. C, 5. B