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Why is the speed limit on a highway a unit rate?
The speed limit on a highway is a unit rate because it represents the maximum speed that vehicles should travel in miles per hour. It is a consistent rate that applies to all vehicles on that specific section of the highway. This helps maintain safety and order on the road by ensuring a common understanding of how fast vehicles are expected to travel.
What is an example of the word velocity?
Velocity means speed or speediness. When you drive a car at 55 mph, that would be it's velocity. It does have an upper limit of velocity. It can also mean the rate of change in speed. You can also look at it as the speed that gets you get up to 55 mph.
Speed is an example of a rate What is a rate?
Rate of change of distance is called speed.Rate is defined as change with respect to time.
What is an example of constant rate of change?
A constant rate of change is anything that increases or decreases by the same amount for every trial. Therefore an example could be driving down the highway at a speed of exactly 60 MPH. If your speed doesn't change you are driving at a constant rate. Here's another: your cell phone company charges you $0.55 for every minute you use. The rate that you are charged always stays the same so it is a constant rate of change. Anything that goes up by X number of units for every Y value every time is a constant rate of change.
What is constant speed Give an example?
if an object is moving without any net force or acceleration, it is moving at constant speed, or constant velocity. For example a satellite orbiting the earth is moving at constant speed, a car traveling at 60 mph, a wind of 20 mph. etc.
What an example of a rate that is not a unit rate?
An example of a rate that is not a unit rate is a speed limit of 55 miles per hour. This rate indicates a specific distance in relation to time but is not expressed as a unit rate because it does not simplify to a single unit (like miles per one hour). Unit rates typically express a quantity in relation to a single unit, making it easier to compare. In this case, while it conveys a rate, it is not a unit rate since it specifies a rate for a particular context rather than a universal comparison.
Is speed is an example of scalar?
Yes. Speed is the rate of change of distance. Distance and time being scalars, SPEED is also a scalar
What is an example of constant motion?
A ball rolling at a constant speed at the same rate of speed on a still surface.
A rate of 50 miles her hour to the east would be an example of an object's?
Speed.
How is veloctionrelatedto both speed and direction?
Speed descibes the rate of motion of an object. Velocity describes rate of motion (speed) of an objectin a specific direction. For example - the car's speed was 60mph, the car's velocity was west at 60mph.
What is speed in calculus?
Speed is an example of a rate of change. It is specifically the rate of change of distance over time.In calculus, speed is the absolute value of velocity. Velocity measures both speed and direction, while speed only measures speed. For example, if a car is driving backward with a speed of 90km/h, its velocity would be -90km/h because "backward" indicates a "negative" velocity.
What is the difference between speed and accelaration?
Speed is the rate at which an object moves, while acceleration is the rate at which the speed of an object changes. Speed is a scalar quantity (has magnitude only), while acceleration is a vector quantity (has magnitude and direction).
