Physics, 23.07.2019 12:30 NaVaThEBeAsT
Which of the following processes have contributed to the evolution of the earth over time? i. the motion of crustal plates. ii. the rock cycle iii. radioactive dating iv. erosion v. deposition i and iv only i, ii, iv, and v only ii, iii, and iv only i and ii only
Answers: 2
Physics, 22.06.2019 17:40
The first-order reaction a→2b+c has rate constant 0.538 s−1. if the initial concentration of a is 0.867 mol l−1, what is the half-life of the reaction in seconds? remember to use correct significant figures in your answer (round your answer to the nearest hundredth). do not include units in your response.
Answers: 3
Physics, 23.06.2019 02:30
Intro: a solid ball of radius rb has a uniform charge density ρ. part a: what is the magnitude of the electric field e(r) at a distance r> rb from the center of the ball? express your answer in terms of ρ, rb, r, and ϵ0. part b: what is the magnitude of the electric field e(r) at a distance r express your answer in terms of ρ, rb, r, and ϵ0. part c: let e(r) represent the electric field due to the charged ball throughout all of space. which of the following statements about the electric field are true? check all that apply. e(0) = 0 e(rb)=0 limr→∞e(r)=0 the maximum electric field occurs when r=0 the maximum electric field occurs when r=rb the maximum electric field occurs as r→∞.
Answers: 1
Physics, 23.06.2019 03:20
The motion of water in a dam serves human beings by generating electricity as it is a controlled motion. give one example for an uncontrolled motion. what effects could it cause
Answers: 1
Physics, 23.06.2019 08:10
Ais a multilevel way of grouping items based on common properties among them. a. memory b. conceptual hierarchy c. schema d. semantic network
Answers: 1
Which of the following processes have contributed to the evolution of the earth over time? i. the...
History, 25.02.2021 01:00
History, 25.02.2021 01:00
Mathematics, 25.02.2021 01:00
History, 25.02.2021 01:00
Biology, 25.02.2021 01:00
Mathematics, 25.02.2021 01:00
History, 25.02.2021 01:00
History, 25.02.2021 01:00
Mathematics, 25.02.2021 01:00
Mathematics, 25.02.2021 01:00