Download Chapter 5 Guided Reading - Breathitt County Schools

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Transcript
Section 1 Only!
A.
B.
C.
D.
Energy involves motion.
Energy is an ability to change
location.
Energy involves speed.
Energy is the ability to do
work.
A.
B.
C.
D.
Chemical
Locomotive
Thermal
Radiant
A.
B.
C.
D.
The energy a moving object
has because of its motion.
It is the stored energy due to
position.
The energy stored by
something that can stretch or
compress.
The energy stored in chemical
bonds.
A.
B.
C.
D.
A rollercoaster that has
reached the top of the first
hill.
A pitcher’s arm that is pulled
back on the mound.
A jogger in the park.
A runner at the starting block
of the track.
KE (J) = m (kg) x 9.8 m/s2 x h
(m)
b. KE (J) = w (m) x h (m)
c. KE (J) = 1/2 m (kg) x v2 (m2/s2)
a.
d.
KE (J) = 9.8 m/s2 x 1/2 m (kg)
A.
B.
C.
D.
The energy a moving object
has because of its motion.
It is the stored energy due to
position.
The energy stored by
something that can stretch or
compress.
The energy stored in chemical
bonds.
A.
B.
C.
D.
A rollercoaster that has
reached the top of the first
hill.
A pitcher’s arm that is pulled
back on the mound.
A jogger in the park.
A runner at the starting block
of the track.
True
or False
a. GPE (J) = 1/2m (kg) ´ 1/2h
(m)
b. GPE (J) = m (kg) ´ 9.8 m/s2 ´
h (m)
c. GPE (J) = h (m) ´ 9.8 m/s2
d. GPE (J) = 1/2h (m) ´ w (m)
A.
B.
C.
D.
EPE is energy stored by things that
stretch or compress. CPE is energy
stored in chemical bonds.
EPE is energy stored by objects due to
their position above Earth’s surface.CPE
is energy stored in chemical bonds.
EPE is energy stored in chemical bonds.
CPE is energy stored by objects due to
their position above Earth’s surface.
EPE is energy stored by things that
stretch or compress. CPE is energy
stored by objects due to their position
above Earth’s surface.
A.
B.
C.
D.
Both are stored energy that is
converted into one of the 4
types of energy for use.
Both are measured in calories.
Both become kinetic energy
when they are finally released.
Both are calculated using math
A.
B.
C.
D.
Mass and acceleration
Mass and distance
Acceleration and distance
Mass and Velocity
A.
B.
C.
D.
Mass (m)
Distance (d)
Height (h)
Gravitational acceleration (g)
A.
B.
GPE is based on mass, gravity, and the
distance the object has to move or
fall. The book has a greater mass
than the feather; hence it has a
greater GPE.
GPE is based on speed, gravity, and
the distance the object has to move
or fall. The book has a greater speed
than the feather; hence it has a
greater GPE.
A.
B.
C.
D.
Mechanical Energy
Electrical Energy
Chemical Energy
Kinetic Energy
A.
B.
C.
D.
Kinetic Energy is stored energy
and potential is the energy of
motion.
Potential energy is stored energy
and kinetic energy is the energy
of motion.
Potential energy is stored energy
and kinetic energy is wasted.
Potential energy is useless and
kinetic energy is the energy of
motion.
Section 2
A.
B.
C.
D.
Radio
Toaster
Television
Alarm clock
A.
B.
C.
D.
The total amount of potential
and kinetic energy in a
system.
The energy used by
mechanical objects like cars.
The total amount of potential
energy of an object.
The total amount of chemical
energy used for you to move.
A.
B.
C.
D.
It
It
It
It
decreases.
increases.
remains the same.
vanishes.
 True
or False?
 True
or False
a.
remains constant
b. changes constantly
c. increases
d. decreases
A.
It is not always conserved,
though. It is lost when you slow
down on a bicycle.
B. Friction causes it to become lost
to the air.
C. It is converted into another form
of energy, but the total amount of
energy remains the same.
D. It becomes thermal energy.
a.matter
b.nuclei
c. energy
d.light
A.
B.
C.
D.
Fusion is the joining of nuclei and
fission is the splitting of nuclei.
Fission is the joining of nuclei and
fusion is the splitting of nuclei.
Fission releases energy and fusion
absorbs energy.
Fusion is the splitting of nuclei
and fission is the joining of nuclei.
A.
B.
C.
D.
They both
stars.
They both
warfare.
They both
energy.
They both
energy.
take place in
are used in
use a lot of
convert mass to