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Physics, 21.06.2019 23:30, xxxamslashxxx9
If 21.2 kcals of energy is released by this reaction, how many kj does the reaction release? (1 cal 4.184 j)
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Physics, 22.06.2019 02:30, liltay12386
Which is an example of gaining a static charge by conduction? a) rubbing a balloon against your hair. b) shuffling your shoes across a carpet. c) bringing a charged rod near an electroscope. d) touching your car on a cold day and getting a shock.
Answers: 1
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Physics, 22.06.2019 02:30, scasemere
Mass (kg) force (n) 5 25 10 50 15 75 20 100 a student was trying to find the relationship between mass and force. he placed four different masses on a table and pulled them using a spring scale. the table shows the different masses used in the experiment and the force required to pull each mass. the student concluded that more force was required to pull heavier objects. what comment would you make regarding his conclusion? a) no clear relation can be observed between mass and force from the data. b) there is a direct proportion between the mass and force listed in the table. c) gravity should have been taken into account while performing the experiment. d) there is an inverse proportion between the mass and force listed in the table.
Answers: 2
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ᵂᵃⁿⁿᵃ ᶜᵃˢᵘᵃˡ ˢᵉˣ ᴹʸ ᵖᵘˢˢʸ ⁱˢ ᵃᵗ ʸᵒᵘʳ ᵈⁱˢᵖᵒˢᵃˡ ᶠⁱⁿᵈ ᵐʸ ᵖʳᵒᶠⁱˡᵉ ʷⁱᵗʰ ᵖʰᵒⁿᵉ ⁿᵘᵐᵇᵉʳ ʰᵉʳᵉ
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