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What does a stress-strain curve for a metal look like and what does each part mean?

Stress is force divided by area, this is plotted on the y axis. Strain is extension divided by original length, this is plotted on the x axis. In the process of recording data to plot a stress-strain curv...

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Answered by Isobel H. Physics tutor
1854 Views

What is GDP per capita, what are two advantages and disadvantages of using it to measure and compare development?

GDP per capita is the gross domestic product of a country, as divided equally between each citizen (capita)Advantage - represents a country's economic productivity and the advancement of its industryAdvan...

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Answered by Andrew F. Geography tutor
12477 Views

Can you explain the difference between distance and displacement

Distance is a scalar which means it only has a length- it is the length of distance travelled along a pathDisplacement is a vector which means it has a direction and a length and is the total change in po...

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Answered by Emma H. Physics tutor
2333 Views

Describe the way solutes are transported in a plant's vascular system

Solutes (e.g sucrose) are transported in the phloem from source to sink. Sucrose is made at the leaves in the plant, this is actively transported into th...

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Answered by Lily V. Biology tutor
2144 Views

How would you simplify this: ((4x+1)/4)+((1-3x)/3)

You must manipulate the fractions so that they both have the same denominator. To do this, multiply the first fraction by 3 and the second by 4 so that they both have the denominator 12. The problem can t...

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Answered by Isobel H. Maths tutor
2377 Views

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