Physics, 03.07.2019 22:10 rosebebo7615
The eiffel tower in paris is 300 meters tall on a cold day (t = -24 degrees celsius), what is its height on a hot day when the temperature is 35 degrees? (it is made of iron which has a coefficient of linear expansion of 0.12 per degree celsius.)
Answers: 2
Physics, 22.06.2019 06:30
How much force was applied to an object if was moved 2 meters and the work done on the object was 8 joules? a. 0.25 n b. 4 n c. 6 n d. 16 n
Answers: 1
Physics, 22.06.2019 16:30
Iron is a transition metal with multiple oxidation numbers. (answer the following) a. what is the iron (ii) ion? how does it differ from the iron (iii) ion? b. if iron were to bond with oxygen, predict the formula for each oxidation number of iron. c. how would each formula be named?
Answers: 2
Physics, 22.06.2019 19:30
Complete these sentences. if a roller coaster train has a potential energy of 1,500 j and a kinetic energy of 500 j as it starts to travel downhill, its total energy isj. once the roller coaster train gets closer to the bottom of the hill, its kinetic energy increases to 1,100 j, and its potential energy decreases to j. when the train reaches the bottom of the track and is traveling along the ground, its kinetic energy isj.
Answers: 1
Physics, 23.06.2019 02:40
An impulse is the product of the on an object and time during which it is applied
Answers: 2
The eiffel tower in paris is 300 meters tall on a cold day (t = -24 degrees celsius), what is its he...
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