Physics, 22.12.2020 09:20 aalejo7594
Action and reaction are always equal and opposite. then how does a body move
Answers: 2
Physics, 22.06.2019 07:50
Imagine you are standing in the antarctic during the southern hemisphere summer. the sky is clear and blue. there are no clouds in the sky. your shadow is cast on the icy ground. what is the color of the shadow?
Answers: 1
Physics, 22.06.2019 10:10
In a simplified model of the human eye, the aqueous and vitreous humors and the lens all have a refractive index of 1.40, and all the refraction occurs at the cornea, whose vertex is 2.60 cm from the retina. what should be the radius of curvature of the cornea such that the image of an object 40.0 cm from the corneaβs vertex is focused on the retina?
Answers: 1
Physics, 22.06.2019 12:50
Match each vocabulary term to its definition. 1. electrons neutral subatomic particles found in the nucleus of the atom 2. neutron lowest energy position of an electron in an atom 3. photon the path of an electron around the nucleus of an atom 4. ground state negatively charged, subatomic particles 5. protons packet of energy of specific size 6. element substance with only one type of atom 7. orbital positively charged, subatomic particles found in the nucleus of the atom
Answers: 1
Physics, 22.06.2019 22:30
The drag force, fd, imposed by the surrounding air on a vehicle moving with velocity v is given by fd = cdaΟv 2/2 where cd is a constant called the drag coefficient, a is the projected frontal area of the vehicle, and Ο is the air density. an automobile is moving at v = 80 kilometers per hour with cd = 0.28, a = 2.3 m2, and Ο = 1.2 kg/m3.
Answers: 2
Action and reaction are always equal and opposite. then how does a body move...
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