Imagine you want to push a full wheelbarrow. what forces do you think might be involved?

- The weight of the truck is a force.

- A normal force that balances the weight and is perpendicular to the surface and opposite to the weight.

- The force of gravity that is directed towards the center of the earth.

- It also intervenes friction that is the friction between two bodies where one slides on another.

john maynard keynes developed new economic theories in response to the : b) great depression of the 1930s. his theories are so important that they are known as "keynesianism". in his works he supports the idea of a government with deeper involvement and intervention to end the great depression.

this is true hope this

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