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A new sports car accelerates using rockets at 5m/s for 30 seconds from some traffic lights and then decelerate for 45 seconds to a stop.

SUVAT Part (A) Part (B) S=? S=?U=0 U= Calc From A (V)V=? V= 0T=30s t=45sPart A: V=U+atV=0+5 30V= 150S=ut+at 2 S=0+5 30*30S=4500mPart B: S=(U+V) t/2S=75 45S=3375mTotal Distance = 3375+4500=7875
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Answered by Matthew W. • Maths tutor
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Describe and explain how the mammalian respiratory system is adapted for efficient gas exchange.

The mammalian respiratory system is adapted for efficient gas exchange by increasing the rate of diffusion through targeted manipulations of Fick's law. These manipulations are centred around maximising surf...
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Answered by Ethan W. • Biology tutor
20337 Views

What is the difference between the verbs "ser" and "estar" in Spanish? (Both are "to be")

While both verbs mean "to be", and are used in descriptions, they are both used in different situations. "Ser" is used in the case of adjectives and descriptions that will not change in a...
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Answered by Sofia d. • Spanish tutor
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Why is the refractive index of water bigger than that of air?

The refractive index is related to the perceived speed at which light is going in that medium. Water is more dense than air, ie there are more particles occupying a given space. So when light travels through...
MB
Answered by Miyabi B. • Physics tutor
11325 Views

How do we form the future tense in French?

The future tense is formed of three key parts: The person, the stem, and the appropriate ending. The Person : This is obviously based on the person/type of person that we are referencing (Je/Tu/Il/Elle/On/No...
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Answered by Ethan D. • French tutor
2080 Views