Physics, 24.02.2021 07:40 semajac11135
If the acceleration due to gravity is 9.8 m/s^2 and you drop a rock off the top of a building. It takes 4.5 s to hit the ground. How tall is the building?​
Answers: 2
Physics, 21.06.2019 20:30
3. on your graph, the data points between the black squares are data for elements with atomic numbers 3 through 9. locate these elements on your periodic table. what term or description would you use to identify these elements with respect to the periodic table?
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Physics, 22.06.2019 08:00
5g of ammonium nitrate was dissolved in 60g of water in an insulated container. the temperature at the start of the reaction was 23.0°c and at the end it was 19.0°c. calculate the energy absorbed by the reaction.
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Physics, 22.06.2019 17:00
What equation is used to calculate the weight of an object on a plant ?
Answers: 1
Physics, 22.06.2019 22:30
Use the illustration to describe how the electromagnetic spectrum changes as its frequency moves from radio waves to higher energy gamma waves in terms of wavelength and amplitude.
Answers: 1
If the acceleration due to gravity is 9.8 m/s^2 and you drop a rock off the top of a building. It ta...
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