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Why do astronauts feel weightless while in orbit?

The reason we feel weight isn't because gravity is pulling us down; it's actually because we can feel our body being "squished". When we're on Earth, gravity is trying to pull us down through the f...
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Answered by Alex A. • Physics tutor
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How can I get a good mark on my English Literature Essay

Getting a good mark on an English Literature essay is about knowing your texts, using your revision and structuring you answer in the best way possible. To fully prepare I would recommend reading the texts a...
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Answered by Fahema A. • English tutor
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I need help in Algebra as i struggle a lot with Algebra.

I will be assessing you in what you have done so far including Algebra that you are struggling with in order to identify your strengths and areas of improvement.
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Answered by FRED N. • Maths tutor
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OPG is a triangle. N is point on OG such that ON : NG = 2 : 3. OP = a, PG = b. Express ON in terms of A and B.

We would first like to find an expression for OG. We know that OG can be expressed as OG = OP + PG. Therefore OG = a + b Knowing the ratio ON:NG is 2 : 3, we can conclude that ON is (2/5)th of OGTherefore, O...
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Answered by Rowan M. • Maths tutor
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Explain how glucose is made during photosynthesis and how it is utilised by the plant.

During photosynthesis, green plants use carbon dioxyde and water, and with light energy convert them to glucose and oxygen. There are two phases of this process, the light-dependent phase which needs the ene...
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Answered by Anna S. • Biology tutor
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