Download It describes the steps you use during an experiment.

It describes the steps you use
during an experiment.
•a. Data
•b. Experiment
•c. Hypothesis
•d. Conclusion
•e. Procedure
1
The information collected
during an experiment.
•a. Data
•b.Experiment
•c. Hypothesis
•d.Conclusion
•e. Procedure
2
What scientists perform to
collect data after they make
their hypothesis.
•a. Data
•b.Experiment
•c. Hypothesis
•d.Conclusion
•e. Procedure
3
An educated guess.
•a. Data
•b.Experiment
•c. Hypothesis
•d.Conclusion
•e. Procedure
4
It summarizes the experiment
and results after an experiment.
•a. Data
•b.Experiment
•c. Hypothesis
•d.Conclusion
•e. Procedure
5
A series of steps scientists
follow to solve problems
•a. hypotheses
•b.controlled experiments
•c. scientific methods
•d.variables
6
What is the one factor that
differs between a control group
and the experimental group in
a controlled experiment?
•a. hypothesis
•b.controlled experiment
•c. scientific method
•d.variable
7
Experiments that test only one
factor at a time, and which consist
of a control group and one or
more experimental groups are
•a. scientific methods
•b. controlled experiments
•c. hypotheses
•d. variables
8
Why do many experiments include several trials instead of a single
trial?
• a. Repetition of trials makes data easier to analyze.
• b. Repetition of trials increases the accuracy of the results.
• c. Repetition of trials increases the sample size of the
experiment.
• d. Repetition of trials lets the experimenter change the
experimental procedure.
9
Volume = L x W x H
What is the volume of a block
that has the length: 9.5cm,
width: 5.2cm, and height
4.75cm?
•a. 234.65cm
•b. 234.65cm³
•c. 234.65cm²
•d. 245.6cm³
10
Density = M/V
What is the density of an object
that has a mass of 405.7g and a
volume of 95.3cm³?
•a. 4.26g
•b. 4.26g/cm³
•c. 4.26cm³
•d. 4.26g/cm²
11
Earth is divided into three compositional layers and five physical
layers. The lithosphere is one of the physical layers. The
lithosphere includes some or all of which two compositional
layers?
• a.
• b.
• c.
• d.
core and crust
crust and mantle
mantle and core
core and mesosphere
12
Where are volcanoes most likely to
form?
•a.
•b.
•c.
•d.
near the center of continents
along bodies of water
along plate boundaries
in mountainous areas
13
The deep interior of the Earth can be
mapped using
•a. seismic waves
•b. information from drilling
expeditions
•c. sonar
•d. ocean waves
14
A break in Earth’s crust along which
blocks of crust slide relative to one
another is
•a.
•b.
•c.
•d.
a plate
a fault
a deformation
an earthquake
15
What are the mechanisms that have been
proposed to explain the movement of
Earth’s tectonic plates?
•a. slab pull and sea-floor spreading
•b. mantle convection and continental drift
•c. mantle convection, ridge push, and slab
pull
•d. sea-floor spreading and continental
drift
16
Scientists think the continents once formed
a large, single landmass that broke apart,
and the continents slowly drifted to their
present locations. What is the name given
to this hypothesis?
•a.
•b.
•c.
•d.
continental rise
continental shelf
continental drift
continental slope
17
Tectonic plates consist of
•a. continental crust
•b. both continental and oceanic
crust
•c. oceanic crust
•d. mesosphere
18
New ocean floor is most likely to
form as movement occurs at which
type of plate boundary?
•a. a divergent boundary
•b. a subducting boundary
•c. a transform boundary
•d. a convergent boundary
19
Rock that comes from volcanoes.
•a. sedimentary
•b. metamorphic
•c. igneous
•d. rock cycle
20
Rock that forms form sediments
being cemented together.
•a. sedimentary
•b. metamorphic
•c. igneous
•d. rock cycle
21
Rock that is formed from
extreme heat and pressure.
•a. sedimentary
•b. metamorphic
•c. igneous
•d. rock cycle
22
Rock that changes from one type
to another by geologic processes
•a. sedimentary
•b. metamorphic
•c. igneous
•d. rock cycle
23
Which of the following objects is a
fossil?
•a. a sinkhole formed by a retreating
glacier
•b. a sedimentary rock that formed a
long time ago
•c. a crystal formation suspended from
the ceiling of a cave
•d. the remains of an organism
preserved in limestone
24
Which of the following statements is
not information that could be learned
by studying fossils?
•a. how environments have changed
over time
•b. how organisms have changed over
time
•c. the absolute location of the
organisms birthplace
•d. the relative ages of rocks
25
Which of the following is at type of
fossil that would be most helpful in
estimating the age of a rock layer?
•a.
•b.
•c.
•d.
bone fossil
trace fossil
trapped fossil
index fossil
26
Zane and his class have been collecting
fossils and minerals on a field trip. They
have gotten turned around in the woods.
Zane uses his compass to figure out which
way they should go to get back to the
campsite. What direction will the compass
needle point toward?
•a.
•b.
•c.
•d.
south
north
east
west
27
Why did scientists develop the
geologic time scale?
•a. to better understand the
arrangement of rock layers
•b. to better classify index fossils
•c. to better determine the absolute
ages of rocks
•d. to better study Earth’s immense
history
28
Earth’s history is divided into time units in
the geologic time scale. Put the following
time divisions in proper order from largest
to smallest: era, period, epoch, eon.
•a.
•b.
•c.
•d.
epoch, period, era, and eon
eon, era, period, and epoch
era, period, epoch, and eon
period, eon, era, and epoch
29
According to the rock record,
Earth's geologic history covers
what amount of time?
•a. 2.5 million years
•b.4.6 billion years
•c. 8.8 million years
•d.7.3 billion years
30
A glacier is a
•a. Series of frozen lakes that line up
parallel to one another
•b. Series of frozen seas that rest in
the interior of continents
•c. Large body of ice that does not
move across the earth’s surface
•d. Large body of ice and snow that
shows evidence of movement
31
Glaciers form in cold areas with lots of
snow. The snow must turn into ice to
form a glacier. How does this happen?
•a. The cold wind blows across the top
of the snow, turning it into ice.
•b. The snow builds up, and its weight
compresses the snow below into ice
•c. The snow melts as it falls and then
freezes once it hits the cold ground.
•d. The temperature on the ground is
cold enough to turn the snow into ice.
32
What happens to a rock when it is
weathered during the process of soil
formation?
•a. It is broken into smaller pieces.
•b. It is built up as material is
deposited.
•c. It is moved by wind, air, or water.
•d. It is changed into another type of
rock.
33
Which soil horizon is primarily
responsible for the soil’s fertility?
•a. Horizon A, because it contains
humus and other organic nutrients that
plants need.
•b. Horizon B, because plant roots can
grow down into the smaller rock
fragments.
•c. Horizon C, because most of the
groundwater is stored in this horizon
•d. Horizon D, because it is the parent
rock that breaks up to form soil.
34
You have just analyzed a soil
sample. In the sample you found
silt, sand, clay, and organic matter.
Which materials contain the
smallest particles in your soil
sample?
•a. silt
•b. organic matter
•c. sand
•d. clay
35
A wave of energy that travels through the
Earth, away from an earthquake in all
directions
•a.
•b.
•c.
•d.
•e.
Seismic waves
Ring of fire
Volcano
Sea-floor spreading
Seismology
36
The process by which new oceanic lithosphere
forms as magma rises toward the surface and
solidifies.
•a.
•b.
•c.
•d.
•e.
Seismic waves
Ring of fire
Volcano
Sea-floor spreading
Seismology
37
The study of earthquakes
•a.
•b.
•c.
•d.
•e.
Seismic waves
Ring of fire
Volcano
Sea-floor spreading
Seismology
38
What is the area where two
tectonic plates meet called?
•a. collision
•b. a boundary
•c. mid-ocean ridge
•d. a rift zone
39
Which boundary forms when tectonic
plates slide past each other
horizontally?
•a.
•b.
•c.
•d.
transform boundary
divergent boundary
convergent boundary
diving boundary
40
Which boundary forms when tectonic
plates separate?
•a.
•b.
•c.
•d.
transform boundary
divergent boundary
convergent boundary
diving boundary
41
Which boundary forms when tectonic
plates collide?
•a.
•b.
•c.
•d.
transform boundary
divergent boundary
convergent boundary
diving boundary
42