WorksheetsAGE OF THE EARTH
Total questions: 17
Worksheet time: 9mins
Name
Class
Date
1.
T/F: Geologist use radioactive dating to find the absolute age of rocks
a)
True
b)
False
2.
Scientist think the Earth is ___ years old.
a)
4,500
b)
45,000
c)
4.5 million
d)
4.5 billion
3.
Meteorites have clues about our planet's past.
a)
true
b)
false
4.
A _____________________ is the remains or evidence of an ancient organism.
a)
paleontologist
b)
fossil
c)
preserved
d)
extinct
5.
When something is _____________________ it no longer exists.
a)
paleontologist
b)
fossil
c)
preserved
d)
extinct
6.
Why is it important to study fossils?
a)
Fossils are evidence of organisms that lived long ago.
b)
Fossils are fortune tellers.
c)
Fossils are fun to study.
d)
Fossils are found everywhere in the world.
7.
Which would be an example of a fossil?
a)
Sedimentary Rock
b)
Oyster Pearl
c)
Dinosaur Footprint
d)
Rotting Log
8.
Which Rock type would be best to find fossils?
a)
Igneous Rock
b)
Sedimentary Rock
c)
Metamorphic Rock
9.
The circulation of the earth's water, in which water evaporates from the sea into the atmosphere, where it condenses and falls as rain or snow, returning to the sea by rivers or returning to the atmosphere by evapo-transpiration is called the...
a)
carbon cycle
b)
nitrogen cycle
c)
water cycle
d)
rock cycle
10.
Water that is located in the ground in the pores within rock is called…
a)
watershed
b)
surface water
c)
groundwater
d)
water cycle
11.
What is the source of groundwater?
a)
rain, snow, melted glaciers
b)
ocean water
c)
icebergs
d)
water from fossilized animals
12.
An underground layer of permeable rock that holds groundwater which can be extracted by drilling a well.
a)
water table
b)
aquifer
c)
watershed
d)
river
13.
How do people extract groundwater?
a)
groundwater cannot be extracted
b)
by drilling wells and pumping water out of the ground
c)
mining water from the Earth
d)
answer not shown
14.
What do all the sources of groundwater contamination shown have in common?
a)
caused by humans so it is preventable
b)
naturally occurring so it cannot be prevented
15.
When water cools and again becomes liquid water; this is how clouds are formed. This is called:
a)
Evaporation
b)
Condensation
c)
Precipitation
d)
Runoff
16.
Look at the diagram of the water cycle. When heat from the sun turns water into water vapor this is called:
a)
Evaporation
b)
Condensation
c)
Precipitation
d)
Runoff
17.
How can you help reduce water pollution?
a)
Use less fertilizer and pesticides
b)
Take paint, cleaners, and old medication to safe disposal sites
c)
Clean up pet waste and litter
d)
All the above
100 %
