WorksheetsEarth Science Exam Review
Total questions: 20
Worksheet time: 15mins
Which is not a reason that Earth is suitable for carbonbased life?
Temperature to maintain liquid water
Terrestrial surface
Atmosphere thick enough to maintain water as ice
Atmosphere that shields the life forms from radiation
Which is not a division on a Geologic Time Scale?
Epoch
Decade
Eon
Era
Shells, bones, and plant fragments are examples of
Indirect fossils
Direct fossils
Altered evidence
Unaltered evidence
A fossil that is easily recognized, and is abundant and widely distributed geogrphically is referred to as an (a) .
What do the index fossils tell us when they are found in rock layers in different areas of the world?
They do not tell us anything about the rock layers
The rock layers are made of the same material
The fossils evolved
The rock layers were probably formed in the same period of time.
What is this diagram called?
(a)
The carbon cycle is altered by plate tectonics, changinglife forms, and human activity.
True
False
An atmospheric layer of a specific gas provides shielding from harmful ultraviolet light from the Sun, allowing life to thrive on Earth. What gas makes up this layer?
H2O
O3
CO2
N2
Which characteristic of Earth's atmosphere causes infrared light to be trapped as heat?
(a)
Which is not a type of global wind caused by convection cells?
Polar winds
Westerly winds
Temperate winds
Trade winds
Because it is less dense, warm air (a) .
Which of these is not a major influs=ence on the climate of a region?
Type of soil
Elevation
Latitude
Topography
A long period of climatic cooling during which continental ice sheets and glaciers cover large areas of Earth's surface is called
(a)
Which is not an effect of acid precipitation?
larger fish and thicker vegetaion
weathering of stone buildings and statues
damage to soil and plants
damage to aquatic ecosystems
These rings around the globe represent (a) .
Ninety percent of stars are classified as (a) stars.
According to (a) the universe began as a single concentrated point of matter and energy that was propelled outward and has been expanding ever since.
The type of telescope that uses concave mirrors to focus a large amount of light onto a small area is a
x-ray telescope
refracting telescope
radio telescopt
reflecting telescope
Match this phase of the Moon
first quarter
waxing crescent
waning gibbous
full moon
The speed of a planet orbiting the Sun is greatest when it is (a) .
