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Stels [109]
3 years ago
5

What are the differences and relationships between speed, velocity, and acceleration

Physics
1 answer:
melamori03 [73]3 years ago
3 0

Velocity is the rate of change of position with respect to time, whereas acceleration is the rate of change of velocity. Both are vector quantities (and so also have a specified direction), but the units of velocity are meters per second while the units of acceleration are meters per second squared.

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A TV is rated at 0.1 kW. This TV is used 3 hours per day. How much energy does the TV use per month (in kWh)?
exis [7]

Answer:

<em><u>A.9</u></em><em><u> </u></em><em><u>kWh</u></em>

Explanation:

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in one day energy used will be 0.1kW ×3hr=0.3kwh

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4 years ago
How do igneous rocks differ from each other.
olya-2409 [2.1K]
Although hand specimen identification is some what of an art; igneous rocks are classified using two critiria:
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Most of the time the rock name, such as basalt or granite, reflects the chemical composition. The minerals and textures are used as adjectives that modify the rock name. You might see a name like an olivine basalt or a quartz porphyry rhyolite.
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4 years ago
A bus starts from rest and accelerates to 14 m/s in 4 s. What is the
Komok [63]
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3 0
4 years ago
Which scientist was the first to put the sun at the center of the "universe"?
lesya692 [45]

Answer: C. Nicolas Copernicus

Explanation:

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In this sense, <u>Ptolemy's model of the universe placed the Earth in the center of the known universe</u>, where our planet remains stationary while the other planets, the Moon and the Sun describe complicated orbits around it.

As Ptolemy was a respected astronomer and geographer, this idea was accepted for a long time, until Copernicus arrived with the new model.

6 0
3 years ago
How can an object overcome static friction?
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Explanation:

Simpleness

4 0
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