Team 1
0
Team 2
0
Teams
Name
Score
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15
×
Diverging lens: focal length of 6 cm, object is located at 4 cm. Where is the image located?
No image
-2.4 cm
-12 cm
12 cm
Oops!
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×
thief
Give points!
5
10
15
20
25
×
fairy
Take points!
5
10
15
20
25
×
shark
Other team loses 25 points!
Okay!
×
thief
Give points!
5
10
15
20
25
15
×
Converging lens: focal length of 10 cm, object is located at 9 cm. Where is the image located?
90 cm
-.01 cm
No image
-90 cm
Oops!
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15
×
A convex mirror or a diverging lens always produces what type of image?
Virtual.
Real.
None of the above.
Real or virtual depending on where the object is located.
Oops!
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Okay!
Check
15
×
Convex Mirror: focal length of 4 cm, object is located at 7 cm. Where is the image located?
-5 cm
No image
-2.5 cm
2.5 cm
Oops!
Show
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Okay!
Check
15
×
Which of the following is NOT the name of one of Mr. V's cats?
Gracie
Orion
Janie
Ivy
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×
lifesaver
Give 15 points!
Oops!
×
shark
Other team loses 20 points!
Okay!
×
gift
Win 25 points!
Okay!
×
thief
Give points!
5
10
15
20
25
×
eraser
Reset score!
Oops!
×
gift
Win 25 points!
Okay!
×
fairy
Take points!
5
10
15
20
25
×
lifesaver
Give 20 points!
Oops!
15
×
A light ray strikes a flat mirror at an angle of 50o from the normal, the reflected ray will be
50<sup>o</sup> from the normal
40<sup>o</sup> from the normal line
40<sup>o</sup> from the mirrors surface
50<sup>o</sup> from the mirror's surface
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15
×
You are 1 light year from a star, and you move to 2 light years away. The new intensity is
Twice as bright
Half as bright
Four times as bright
One fourth as bright
Oops!
Show
Check
Okay!
Check
×
trap
No points!
Oops!
×
rocket
Go to first place!
Okay!
×
fairy
Take points!
5
10
15
20
25
×
baam
Lose 25 points!
Oops!
15
×
Converging lens: focal length of 10 cm, object is located at 17 cm. Where is the image located?
24 m
20 cm
.04 cm
24 cm
Oops!
Show
Check
Okay!
Check
15
×
A concave mirror or a converging lens always produces what type of image?
Virtual.
Real or virtual depending on where the object is located.
Real.
None of the above.
Oops!
Show
Check
Okay!
Check
15
×
Where reflected light rays intersect a _____ image is formed.
Diffraction pattern
Real
Virtual
Upright
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15
×
A light wave travels at 3x108 m/s with a frequency of 5x1012 Hz. What is the wavelength?
0.0000000006 m
6x10<sup>-5 </sup>cm
6x10<sup>-5</sup> m
6x10<sup>5</sup> m
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15
×
Light travels from air to glass, and changes angle with respect to the normal. This is called
Refraction
Transmission
Conduction
Reflection
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Check
×
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