Social Studies 1

Match the following

• river

• This is very strong wind.

• gale

• This is and instrument which shows the direction of the wind.

• thermometer

• We use this to measure temperature.

• windsock

• A moving stream of water that flows into the ocean.

• temperature

• This is how hot or cold something is.

Air is composed of 78% ​ ​ (a)   , 21% ​ (b)   , and 1%​ (c)  

• nitrogen
• oxygen
• other gases
• water
• nytrogen
• oxigen

Match the parts of the atmosphere in the picture:

a

b

c

Stratosphere

Troposphere

Thermosphere

Mesosphere

Why nitrogen is so important?

• Because nitrogen gives us nutrients.

• Because nitrogen gives us nutrients.

• Because plants need nitrogen to grow, so it's important for food production.

What is the difference between air and the atmosphere?

• The atmosphere is the consequence of the air.

• The air has more weight than the atmosphere.

• The atmosphere is the mass of gases which surrounds the Earth

How many planets are there in the solar system?

• 9

• 7

• 8

• 10

The hottest planet in the Solar System:

• Jupiter

• Venus

• Neptune

• Mars

Label the Sun and the planets in the Solar System

d

e

f

b

c

g

a

The Sun

Mars

Saturn

Jupiter

Earth

Venus

Mercury

Match the following

• It's the hard part of the Earth.

• The geosphere

• It's all the water found on and above the Earth.

• The hydrosphere

• It's all the air that surrounds the Earth.

• The atmosphere

Label the phases of the Moon:

a

b

c

Third Quarter

Full Moon

First Quarter