Try it on paper first. A hint, the key idea and the worked solution are here when you need them.
A girl stands on one heel of area . A elephant stands on four feet, each of area . Find the pressure under the heel and under the elephant. Which presses harder on the ground? ()
Pressure thrust area, , in pascals (). .
Have you tried it?
Work it out on paper first. It is fine to get stuck or make a mistake: that is how we learn. When you are ready, go through the solution one step at a time, and check each step against your own.
Step 1. Heel. .
Step 2. Elephant. .
Answer: against : the heel presses about times harder.
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