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Write 120 as a product of its prime factor

What are Prime Numbers? Prime numbers by definition are numbers that cannot be divided by any other number but itself and 1. For e.g. 2 is a prime as it can only be divided by 2 and 1 and nothing else. One t...
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Answered by Kai P. • Maths tutor
36187 Views

What is the difference between the past and the imperfect tense?

French has two commonly used past tenses. These are the past (passé composé) and the imperfect (imparfait). Although they can be used in similar situations, there are some differences between them, and under...
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Answered by Tutor55170 D. • French tutor
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Outline an example of a reflex action

Stimulus - receptor - sensory neuron - (dorsal) spinal cord - (ventral) spinal cord - motor neuron - muscle/effector - response
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Answered by Tunmise A. • Biology tutor
2968 Views

State the crystal structures of SiO2 and CO2 and why one has a higher melting point than the other.

SiO 2 forms a giant covalent structure while CO 2 has a simple molecular structure.In the giant covalent structure of SiO 2 , strong covalent bonds hold the atoms together in the structure, while CO 2 has on...
FT
Answered by Fabian T. • Chemistry tutor
35080 Views

Please could you explain to me when past participles must agree when using the passé composé? (NB in my experience, this was an issue for A-Level students of French too)

There are two cases when the past participle must agree in both gender and number in French. The first is when we use être as the 'auxiliary verb'. If we were to say, 'this man died', in French we would say ...
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Answered by Chris C. • French tutor
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