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Physical
Earth
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Physical
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Physical
Where does electricity come from?
James Smith
-
August 4, 2020
Physical
Why can’t hot iron magnet attract iron?
James Smith
-
August 4, 2020
Physical
Why magnets attract iron?
James Smith
-
August 4, 2020
Physical
Why must large lightning rods be installed on large buildings?
James Smith
-
August 4, 2020
Physical
Lightning formed like?
James Smith
-
August 4, 2020
Physical
Why do you have to swing your arms when you walk on steel wires?
James Smith
-
August 3, 2020
0
Physical
Why can’t you jump, you can’t jump?
James Smith
-
August 3, 2020
0
Physical
Why do not you tumble overturned?
James Smith
-
August 3, 2020
0
Physical
Why must the water tower be built so high?
James Smith
-
August 3, 2020
0
Physical
Why pen can ink flow out?
James Smith
-
August 3, 2020
0
Physical
Why use straws to suck water Beverages ?
James Smith
-
August 3, 2020
0
Physical
Why does the needle easily penetrate other objects?
James Smith
-
August 3, 2020
0
Physical
Why are all roads up to the mountain winding?
James Smith
-
August 2, 2020
0
Physical
How big is our universe ?
James Smith
-
August 2, 2020
0
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