The reflected image in a concave mirror is smaller or larger than the object?
smaller
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15
What does 3 represent?
battery
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15
Which electrode combination would result in a higher voltage? a. zinc and zinc b. zinc and copper
b. zinc and copper
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15
Describe what the reflected image would look like
Larger and upside-down
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15
What does this symbol represent?
cell
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15
myopia (nearsightedness) is when the eyeball is too (short/long) and the image falls (in front of/behind) the retina
long, in front of
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thief
Give points!
5
10
15
20
25
shark
Other team loses 25 points!
Okay!
fairy
Take points!
5
10
15
20
25
lifesaver
Give 15 points!
Oops!
15
Which of the following is NOT needed in a circuit? A. a closed loop B. a switch C. conductor D. energy source
B. A switch
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15
Which of the following would produce the greatest voltage?
D
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lifesaver
Give 10 points!
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fairy
Take points!
5
10
15
20
25
fairy
Take points!
5
10
15
20
25
thief
Give points!
5
10
15
20
25
15
In a house, when wiring to ensure if one lightbulb breaks, the others will keep using you should use a ______circuit
parallel
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15
If the bulb marked X burns out A. the other two bulbs become brighter B. none of the bulbs light C. the other two bulbs become dimmer D. the other two bulbs remain the same
d
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eraser
Reset score!
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rocket
Go to first place!
Okay!
rocket
Go to first place!
Okay!
banana
Go to last place!
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15
The reflected image in a concave mirror is closer or further than the actual object?
closer
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15
To correct hyperopia (farsightedness), a _____ lens should be used
