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Explain the difference between speed and velocity.

Speed is the rate of change in direction, whereas velocity is the rate of change in displacement. This means that an object's velocity has an associated direction whereas its speed doesn't.If a car travells ...
MC
Answered by Mark C. • Physics tutor
3909 Views

Please conjugate the verb Comer

Yo - ComoTú - ComesEl/ella - ComeNosotros - ComemosVosotros - ComéisEllos/ellas - Comen
IL
Answered by Iveta L. • Spanish tutor
2167 Views

How do you solve simultaneous equations

So let's use 2x + 5y = 11 and 3x - 5y = 4 as our example.In these equations we have 2 unknown variables, x and y which we are trying to work out. The numbers in-front of the letters are the amount of times w...
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Answered by Siobhan C. • Maths tutor
4883 Views

How is blood glucose concentration regulated?

It's important that glucose levels in the blood are kept at a constant, as glucose is a key component for cell respiration. The mechanisms for glucose regulation involve the hormones insulin and glucagon. If...
ML
Answered by Megan L. • Biology tutor
3533 Views

Please conjugate the verb Être in the present tense.

Je suisTu esIl/ Elle/ On estNous sommesVous êtesIls/ Elles sont
NN
Answered by Natasha N. • French tutor
2814 Views