Physics, 22.07.2021 21:10 Blossom824
SUBJECT: PHYSICS 1. A lawn-mower is pushed with a force of 50N. If the angle between the handle of the mover and the ground is 30°
i. Calculate the magnitude of the force that is pressing the lawn-mower directly into the ground.
ii. Calculate the magnitude of the effective force that moves the mower forward
iii. Why does the lawn-mower move forward and not downward into the ground?
Answers: 2
Physics, 22.06.2019 03:30
What elements are found in the inner and out core of the earth? the correct layers of earth's interior from the top to the center? what is the unwanted material that is removed from a mine called? how much stronger is an earthquake that registers 5 on the richter as opposed to 2? what occurs at a convergence plate boundary? the majority of the the earth's rock what is the most common element found in the earth's crust? what element is found in pyrite that contributes to acid mine drainage? why must mining companies post bond prior to permitting? how are bacteria being used in treating effluent from mines? what is a problem of acid mine drainage in rivers and soils? what do tectonic plates move on? why is gold smelting so damaging? how are artesian wells formed? where is dammed water colder than the river it flows into? what is one of the problems of uncontained aqueducts? what is the largest use of industrial water? underground sand and gravel formations that can store water? what type of water test measure acidity? which type of water test for cloudiness from suspended solids? what water test measures the amount of calcium and magnesium? these are all problems of coal power plants all of the following are advantages of riparian lands along rivers what type of water would be the warmest and have the least amount of dissolved oxygen? the zone of aeration is
Answers: 1
Physics, 22.06.2019 06:00
When you push downward on a book at rest on a table, you feel an upward force. does this force depend on friction? defend your answer.
Answers: 2
Physics, 22.06.2019 08:20
At an oceanside nuclear power plant, seawater is used as part of the cooling system. this raises the temperature of the water that is discharged back into the ocean. the amount that the water temperature is raised has a uniform distribution over the interval from 10° to 25° c. what is the standard deviation of the temperature increase?
Answers: 1
Physics, 22.06.2019 18:30
Both speed and velocity measure how fast something is moving. however, since speed is not a it does not require a(n question 6 options: a) quantity , unit b) magnitude, unit c) scalar, direction d) vector, direction
Answers: 2
SUBJECT: PHYSICS 1. A lawn-mower is pushed with a force of 50N. If the angle between the handle of t...
Biology, 21.11.2020 14:00
Mathematics, 21.11.2020 14:00
English, 21.11.2020 14:00
Social Studies, 21.11.2020 14:00
Computers and Technology, 21.11.2020 14:00
Mathematics, 21.11.2020 14:00
Mathematics, 21.11.2020 14:00
History, 21.11.2020 14:00
English, 21.11.2020 14:00
Social Studies, 21.11.2020 14:00
Mathematics, 21.11.2020 14:00