Blank Jeopardy

download report

Transcript Blank Jeopardy

Work, Power
And Energy
Sound and
Light
Electricity
And
Magnetism
Force and
Motion
Waves
5 pt
5 pt
5 pt
5 pt
5 pt
10 pt
10 pt
10 pt
10 pt
10 pt
15 pt
15 pt
15 pt
15 pt
15 pt
20 pt
20 pt
20 pt
20 pt
20 pt
25 pt
25 pt
25 pt
25 pt
25 1pt
Stored energy
2
What is potential energy?
3
Energy cannot be created
or destroyed.
4
What is the Law of
Conservation of Energy?
5
Tells how much a machine
multiplies your effort
force.
6
What is mechanical
advantage?
7
Type of energy that is
calculated by taking onehalf of an object’s mass
times its velocity squared.
8
What is Kinetic Energy?
9
The amount of work done
by a 300 Newton force that
moves an object 500
meters.
10
What is 15,000 Joules?
11
The highness or lowness of
a sound depending on the
frequency of a wave.
12
What is pitch?
13
Ella Fitzgerald broke a
glass while singing
because of this sound
concept.
14
What is resonance?
15
The angle of incidence is
equal to angle of reflection.
16
What is the law of
reflection?
17
This night animal uses
ultrasound echoes to
navigate its flight.
18
What is a bat?
19
The type of image that
appears behind a flat
mirror.
20
What is a virtual image?
21
Electricity at rest.
22
What is static electricity?
23
Ohm (Ω)
24
What is the unit of
measurement for
resistance?
25
Two devices that protect a
circuit from current
overload.
26
What are fuses and circuit
breakers?
27
Production of a current by
a change in the strength,
position, or orientation of
an external magnetic field.
28
What is electromagnetic
induction?
29
A device with fewer loops
in the secondary coil than
in the primary coil, thus
lowering voltage.
30
What is a step-down
transformer?
31
The unbalanced force
between two objects in
contact, that opposes the
motion of either object.
32
What is friction?
33
9.8
2
meters/second
34
What is acceleration due
to gravity?
35
The total amount of
momentum in a system is
conserved.
36
What is the law of
conservation of
momentum?
37
The momentum of a 0.5kilogram baseball moving
at 20 m/sec.
38
What is 10 kg•m/sec?
39
The unit that is equal to
2
1 kg x 1 m/s .
40
What is a newton?
41
It is measured from crest to
crest.
42
What is wavelength?
43
The observed change in
pitch of a police siren as
the police car approaches
demonstrates this concept.
44
What is Doppler effect?
45
The bending of waves as
they pass an edge of an
object.
46
What is diffraction?
47
48
What is a standing wave?
49
The frequency of
microwaves that have a
wavelength of 0.25 m and
a speed of
8.00 m/s.
50
What is 32 Hz?
51