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Physics
Eve Rich
A very smart 3-year-old child is given a wagon for her birthday. She refuses to use it. "After all," she says, "Newton's third law says that no matter how hard I pull, the wagon will exert an equal but opposite force on me. So I will never be able to get it to move forward." What would you say to her in reply?
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Physics
Madison Santiago
A rock has been formed by the accumulation of bits of rocks that were originally formed by the release of heat by magma. How should this rock be classified?
igneous rocks
sedimentary rocks
metamorphic rocks
organic rocks
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Physics
Maritza Bullock
The radius of curvature of a loop-the-loop for a roller coaster is 12.4 m. at the top of the loop (with the car inside the loop), the force that the seat exerts on a passenger of mass m is 0.80mg. find the speed of the roller coaster at the top of the loop.
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Physics
Hector
4. How far will a bus travel if it averages a speed of 65 km/hr for 7 hours?
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Physics
Cesar Mcmillan
Finish this sentence to describe whar happens ro potential energy: as the height of an object increases
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Physics
Krish Fox
Water, H2O, is made up of different elements, hydrogen and oxygen. Is this type of combination a mixture or a pure substance? A) Because water is composed of two separate elements, it is a mixture. B) Because water can be heated and fairly easily turned to steam, it is a mixture. C) Because water is composed of elements found in the periodic table, it is a pure substance. D) Because water molecules all have a consistent ratio of hydrogen to oxygen, it is a pure substance. E
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Physics
Asher Reese
Light from an incandescent source comes from
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Physics
Jaycee Wallace
Look at this check register. Calculate the current balance.
Check
Date
Transaction
(-)
Debit
(+)
Deposit
Balance
5/1
$82.92
8.00
78.24
005
5/3
5/15
5/17
Monthly Fee
Phone Bill
Paycheck
ATM
125.00
40.00
56.50
006
5/20
Tennis Lessons
The current balance is $
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Physics
Mayra Wiley
Scientists initially believed that the smallest particle of matter was the atom. Then, particles smaller than the atom were discovered.
What most likely contributed to the change in this theory?
new definition of theory
new technology
new generation of scientists
new way of thinking
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Physics
Emerson Conway
When conducting an investigation to determine which type of fertilizer produces the most flowers on a plant, which variable would be graphed on the x-axis once you collected the data?
A. type of fertilizer
B. amount of flowers
C. amount of water
D. number of days that the plants grew
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Physics
Issac Grant
What does the Doppler modal velocity represent
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Physics
Lorelai Campos
An element's atomic number is 34. How many protons would an atom of this element have?
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Physics
Braden Mueller
Why would you weigh more on saturn than on earth
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Physics
Ricky Ortega
The elements are mostly likely to form more than one type of ion are the
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Physics
Rodrigo
A sample contains 24 g of radioactive isotope. how much radioactive isotope remains in the sample after 2 half-lives?
A. 6 g
B. 1.5 g
C. 12 g
D 3 g
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