Worksheets6.3 Earth's Interior
Total questions: 15
Worksheet time: 8mins
Name
Class
Date
1.
What evidence do scientists use to study to interior of the Earth?
a)
Seismic Waves
b)
Ultrasound Waves
c)
UV Waves
d)
Gamma Waves
2.
What do we call a change of direction in a seismic wave?
a)
Refraction
b)
Reflection
c)
Tonicity
d)
Aleration
3.
What is the cause of refraction?
a)
Change in weight
b)
Change in energy
c)
Change in density
d)
Change in Mass
4.
A change in density between to layers is called a ___________.
a)
Shadow Zone
b)
Discontinuity
c)
Composition
d)
Layer
5.
No seismic waves are recorded in the ______________.
a)
Epicenter
b)
Core
c)
Discontinuity
d)
Shadow Zone
6.
Which type of wave can travel through the outer core?
a)
P-Wave
b)
S-Wave
7.
In General, Earth's layer's ________ as you increase depth.
a)
become more dense
b)
become less dense
c)
change to a liquid
d)
decrease in pressure
8.
What are Earth's layers based on?
a)
Their Structure
b)
Their Composition
c)
Their Temperature
d)
Their Mass
9.
What is the lithosphere made of?
a)
Earth's upper Crust
b)
Lower mantle and asthenosphere
c)
Crust and upper mantle
d)
Inner and outer core
10.
What part of the earth's interior is weaker which the plates float on?
a)
Mantle
b)
Asthenosphere
c)
Crust
d)
Core
11.
What part of Earth's interior is made out of mostly nickel and iron?
a)
Crust
b)
Lithosphere
c)
Mantle
d)
Core
12.
Which type of seismic waves travel at a higher velocity?
a)
P-Waves
b)
S-Waves
c)
Surface Waves
13.
Which type of seismic waves can travel to Earth's core?
a)
Line A
b)
Line B
14.
Shadow Zones are evidence that Earth's interior is made of layer.
a)
True
b)
False
15.
Which of the following is evidence that the core has 2 layer?
a)
Refraction of P-waves
b)
Absorption of S-waves
c)
Refraction of S-waves
d)
No waves enter the core
100 %
