Physics, 02.07.2019 23:40 BlackAfro17
Afather fashions a swing for his children out of a long rope that he fastens to the limb of a tall tree. as one of the children swings from this rope that is 6.10 m long, his tangential speed at the bottom of the swing is 9.70 m/s. (a) what is the centripetal acceleration of the child at the bottom of the swing? m/s2 (b) what provides the centripetal force that keeps the child moving in an arc? 0 the weight of the child o the tension in the rope o the height of the tree o gravitational acceleration
Answers: 2
Another question on Physics
Physics, 22.06.2019 09:30
Gasoline comes from petroleum, which is made from ancient living things. petroleum, therefore, contains a type of energy. a. heat b. nuclear c. biological d. chemical potential
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, 22.06.2019 18:00
The photo shows sugar dissolved into a solution with excess sugar at the bottom of the jar this type of solution is classified as a. unsaturated b. compound c. saturated d. plasma
Answers: 1
Physics, 22.06.2019 20:30
Atemperature inversion can cause a warm air mass to move over a colder air mass. this traps the colder air mass and prevents surface air from rising. this may result in which of these? a) smog b) acid rain c) freezing rain d) a thunderstorm
Answers: 3
You know the right answer?
Afather fashions a swing for his children out of a long rope that he fastens to the limb of a tall t...
Questions
Mathematics, 31.12.2019 13:31
Mathematics, 31.12.2019 13:31
Mathematics, 31.12.2019 13:31
Chemistry, 31.12.2019 13:31
