2. USING ENGLISH TO DESCRIBE
Scientific writing includes
descriptions of processes, concepts,
conditions, and events.
Physical description
Functional description
Chemical description
3. • PHYSICAL DESCRIPTION
It as a flaming ball of extremely hot gases.
Shape : ball
Physical composition : hot, flaming gases
The surface temperature is about 11,000℉ , hot enough to turn every solid to vapor, but
relatively cool compared to the intense heat at the center
Surface temperature: 11,000℉
Hot enough to turn every solid to vapor
Cool compared to center
Located about 93 milion miles from the earth....
Position or location : 93 milion miles form earth
..... the sun has a diameter that is approximately equal to 109 of our earths lined up like a
row of beach balls, and a mass that as about 330,000 times the mass of the earth.
Diameter: 109 × earth’s diameter
Mass : 330,000 × earth’s mass
4. • FUNCTIONAL DESCRIPTION
The sun is the original source of nearly all our
energy.
Importance : source of our energy
• CHEMICAL DESCRIPTION
It is mostly made of hydrogen, although it
also contains nearly every other kind of atom
that exists on the earth.
Chemical composition : mostly hydrogen +
nearly all other known atoms.
5. The Nile River
Mount Everest
The Dead Sea
The Pipe
The Nile
The Sun
The Grand Canyon
Lead
An elephant
4,155 miles
8,848 meters
11 miles
3 centimeters
Length
Suface temperature
Depth
Specific gravity
Life span
4,145 miles.
11,000℉.
5,500 feet.
11,3 .
About 75 years.
Long.
High.
Wide.
Thick.
is
ofhas a
6. 4,145 miles.
Purplish black.
Rough and granular.
Elliptical.
spherical.
Small.
Brittle and transparent.
Reactive and silvery.
Hot.
Blue in aqueous solutions.
Pluto
Glass
Zinc and cadmium
Blue stars
Copper salts
The neal
Iodine
Sand
Planets
earth
Relatively
Somewhat
Rather
Extremely
slightly
Length
Color
Texture
Orbits
shape
of
Is/are
Is/arethe
7. Note : the present simple tense is used most frequently
when describing, because descriptions in science are
usually universals. The most commonly used verbs are
to be and to have.
8. The North Pole is −50℃ temperature.
The North Pole has a temperature −50℃.
Temperture of the North Pole is −50℃.
The North Pole is extremely cold.
Granite, an igneous rock, is hard, shiny, and made of several kind of
metals.