Physics, 14.07.2019 13:40 royaltyjl11
If an atom has 34 protons and 40 neutrons, what is its atomic number? a. 34 b. 74 c. 40 d. 6
Answers: 2
Physics, 22.06.2019 01:30
The passing of heat through a material while the material itself stays in place. a. radiation b. conduction c. convection
Answers: 2
Physics, 22.06.2019 01:40
Crowbar of 5 metre is used to lift an object of 800 metre if the effort arm is 200cm calculate the force applied
Answers: 1
Physics, 22.06.2019 12:30
Cathy is pedaling down a steep hill on her bicycle and wants to be able to coast up the next hill, which is 25 meters high, without pedaling. cathy and her bicycle have a mass of 75 kg. assuming her bicycle is 100% efficient, what would her speed have to be?
Answers: 3
Physics, 22.06.2019 16:30
Atank has a shape of a cone with a radius at the top of 2 m and a height of 5 m. the tank also has a 1 m spout at the top of the tank. the tank is filled with water up to a height of 2 m. find the work needed to pump all the water out the top of the spout. (use 9.8 m/s2 for g and the fact that the density of water is 1000 kg/m3.)
Answers: 1
If an atom has 34 protons and 40 neutrons, what is its atomic number? a. 34 b. 74 c. 40 d. 6...
Mathematics, 03.12.2020 02:30
History, 03.12.2020 02:30
Biology, 03.12.2020 02:30
Mathematics, 03.12.2020 02:30
Mathematics, 03.12.2020 02:30
Mathematics, 03.12.2020 02:30
Mathematics, 03.12.2020 02:30
Arts, 03.12.2020 02:30
Biology, 03.12.2020 02:30
Biology, 03.12.2020 02:30