Font size
S
M
L
XL
Worksheetsscience
Total questions: 14
Worksheet time: 23mins
Name
Class
Date
1.
There is _______ % of XENON
a)
0.00008%
b)
0.000009 %
c)
0.00010 %
d)
0%
e)
100%
2.
There are (a) properties of air
3.
How air exerts pressure ?.
4 lines
4.
We do not sweat when it is humid.
a)
True
b)
False
5.
This picture shows people walking through a highly-polluted city in China. From what type of pollution are they protecting themselves based on what they are wearing?
a)
air pollution
b)
water pollution
c)
land pollution
d)
noise pollution
6.
The ozone layer protects us from
a)
UV rays
b)
CFCs
c)
Increased atmospheric heat
d)
Decreased atmospheric heat
7.
Air has ________ smell.
a)
No
b)
Yes
8.
Air does not take up space.
a)
True
b)
False
9.
Which property of air does this image represent?
a)
Air is required for burning.
b)
Air occupies space
c)
Air is essential for living
d)
Air can burn
10.
Air is a mixture of many _________
a)
solids
b)
liquids
c)
gases
11.
What is atmosphere
a)
Mixture if gases
b)
Layer of air that surronds the earth
c)
None of the above
12.
RIVERS, PONDS, WELLS, SEA ARE ALL _________________
a)
SOURCES OF WATER
b)
SOURCES OF AIR
c)
SOURCES OF PLANTS
13.
WATER CHANGES INTO _____________WHEN WE KEEP IT IN THE FREEZER.
a)
MILK
b)
ICE
c)
WATER VAPOUR
14.
WE NEED ______________ TO BREATHE
a)
WATETR
b)
AIR
c)
OIL
Reset
