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Sue's brother is on a sled on top of ice (assume no friction). Sue is pulling her brother with 15 N of force at a 38 degree angle above the horizontal. Calculate the work done if she pulls him for 50 meters.

Using the equation W = F * d we know work is equal to the force in the same direction as the distance moved. To find the force in the same direction as the distance we must find the horizontal component. ...

EB
Answered by Emily B. Physics tutor
1637 Views

What is photosynthesis?

Photosynthesis is the process by which light energy and carbon dioxide are utilised by plants to produce sugars like glucose. Through two reaction cycles, the light-independent and light-dependent reactio...

AG
Answered by Alexander G. Biology tutor
2551 Views

How different are ELAT essays to A-level essays?

In terms of structure, the two are not all that different: ELATs just allow you a lot more freedom. A-level essays are of course limited by a set syllabus, by your revision, by the other essays you've got...

JB
Answered by Jessica B. ELAT tutor
2230 Views

What should I prioritise in my personal statement?

It's a common misconception that a personal statement should say lots about your extra-curricular life and experiences. However, it's important to realise that including these details really depends on th...

JB
2308 Views

How should I revise quotes for the exam?

Getting enough quotes memorised for the exam always seems like a huge task, but it's helpful to view quote-learning as similar to learning a language (but easier!): little and often is essentially the way...

JB
Answered by Jessica B. English tutor
2531 Views

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