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Science
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A wheelbarrow is lifting a load of 150N at a distance of 50cm from the pivot. Calculate the turning effect

The turning effect (or moment) of a force can be calculated using this equation:
moment of a force = force (F) x perpendicular distance from the pivot (d)
So in this case, the m...

Answered by Ebele A. Science tutor
2318 Views

Give the word equation for aerobic respiration and explain the difference between aerobic and anaerobic respiration in animals

Respiration: Glucose + Oxygen --> Water + Carbon Dioxide + EnergyIf there is a lack of oxygen then anaerobic respiration will take place instead of aerobic respiration, which in animal...

Answered by Orlando B. Science tutor
32218 Views

Name the three states of a material and give an example of each.

Solid = Ice, Liquid = water, gas = hydrogen

Answered by Lily W. Science tutor
2243 Views

CaCO3 + 2HCl = ?

CaCO3 is a carbonate and HCl is an acid, so the products will be a salt, water and Carbon Dioxide.Removing 2 Hydrogen atoms and an Oxygen atom for the H2O, and one carbon atom and 2 ...

Answered by Toby G. Science tutor
4722 Views

How do you balance chemical equations?

Example question: _H2O --> _O+ _H2 First, work out how many of each element you have on each side. For example in this equation, Left: 2 hydrogen and 1 oxygen Right: ...

Answered by Eve W. Science tutor
2188 Views

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