A car that increases its speed from 20 km/h to 100 km/h undergoes ____________________ acceleration.Weegy:
A car that increases its speed from 20 km/h to 100 km/h undergoes 'positive' acceleration.Auto answered|Score 1|sujaysen|Points 2819|User:
It usually takes more force to start an object sliding than it does to keep an object sliding because static friction is usually ____________________ than sliding friction.Weegy:
static friction is usually greater than sliding friction.
Auto answered|Score .6|koaley|Points 6237|User:
In a closed system, the loss of momentum of one object ____________________ the gain in momentum of another objectWeegy:
In a closed system, the loss of momentum of one object is Equal To the gain in momentum of another object. Auto answered|Score 1|sunny4691|Points 957|User:
The universal force that is effective over the longest distances is ____________________.Weegy:
The universal force that is effective over the longest distance is gravitational force.Auto answered|Score .9906|Angela30|Points 13|User:
As an object’s temperature increases, the ____________________ at which it radiates energy increases.Weegy:
rate; how is energy "radiated" from the following- a heated piece of platinum metal; a fluorescent light; an incadescent light; the human body
As an object?s temperature increases, [ the rate at which it radiates energy increase. ] Auto answered|Score 1|Sting|Points 697|User:
When a person plucks a guitar string, the number of half wavelengths that fit into the length of the string determines the ____________________ of the sound producedWeegy:
]Auto answered|Score 1|bellepepper|Points 45|User:
The law of reflection states that the angle of reflection is equal to the angle of ____________________.
The angle of reflection is equal to the angle of incidence.Auto answered|Score .6|pi728|Points 10|User:
The region where a magnet's force is strongest is at the_________________________.Weegy:
The region where a magnet's force is strongest is at its poles.
Auto answered|Score 1|wiwit|Points 688|User:
The magnetic field lines of a bar magnet begin near the magnet’s ____________________.Weegy:
A magnet's field lines always starts near the magnet's? ... [ The magnetic field lines of a bar magnet begin near the magnets? Closed Lines http://wiki.answers.com/Q/A_magnet's_field_lines_always_starts_near_the_magnet's
] Auto answered|Score .963User:
The energy source used to produce most of the electrical energy in the United States is ____________________.
What Energy Source is Most Used ... Most of the natural gas used in the U.S. goes for electrical power ... Main Categories of Energy Sources. [ In the United States, ... www.ehow.com/about_5459713_energy-source-used-usa.html
] Auto answered|Score .9034User:
dentify two types of nuclear reactions in which the equation E = mc2 applies.Weegy:
Fission and FusionAuto answered|Score .7614|Polio123|Points 357|
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