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Grade 3 Review for FT Written Test
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Aileen is looking for her things in her room, but its difficult yo look for it. Why do you think so?
because its dark
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Okay!
which one can conduct electricity. Pure water or water with salt ?
water with salt
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Dina make a simple circuit with 1 small battery and 4 bulbs. Will the circuit work? Why do you think so?
the battery is not enough
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during noon time the shadow will be longer or shorter?
shorter
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What does a switch do in a circuit?
it open/ close a circuit
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Does Venus take a longer or shorter time to make 1 orbit around the sun?
shorter
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what electrical component can you see from the picture?
bulb holder
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How long does Earth take to spin once around its own axis?
24 hours
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Carlo has a light source and a mirror. Among the 2 rays, which one is the ARRIVING ray?
red ray
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The bulb didn't light up, why do you think so?
the other wire is not connected to the conductor
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among bottle, rubber duck and key. Which one can conduct electricity?
key
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What is wrong with this picture?
plugging with wet hands
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Does most/all the materials reflect light?
Yes, most of the materials reflect light
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What can we find in the center of the solar system.
Sun
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Beside the stars and planet , what other types of body can be found in the solar system
Asteroids, moons and comets
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What will happen to the appliances with 210 V if you plug it in a socket with 120 V?
it might over heat or cause fire
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Dina make a simple circuit with 1 small battery and 4 bulbs. Will the circuit work?
no it will not
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In this picture, what is the source of light?
lamp
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Lights travels in _____ lines
straight
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Describe a good surface to reflect light
smooth and shiny surfaces
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Bryan is reading a book, How can he read the book (use complete pattern)
The light from the lamp travels to the book and reflects off his eyes
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Linda is cooking outdoors, How can she see whats she's cooking (use complete pattern)
The light from the sun travels to the pot and reflects off her eyes
Oops!
Okay!
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