The Big Top Challenge

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Which simple machine is used to knock the tent pegs into the ground?

Lever

Hammer (correct)

Ramp

Pulley

What is the main frame of the big top made of?

Temp pegs

Support ropes

Pulleys and ropes

Four king poles (correct)

What simple machine is used to lift the poles into their final position?

Pulley (correct)

Hammer

Lever

Ramp

What time does the crew start getting ready for the afternoon's performance?

8 o'clock in the morning Signup and view all the answers

What machine is used to tighten the support ropes?

Lever Signup and view all the answers

What is used to raise the canopy of the big top?

Levers and pulleys Signup and view all the answers

What is the purpose of using machines in the circus setup?

To make each job easier Signup and view all the answers

What is the force required to lift the cans straight up without using any machines?

19 Newtons Signup and view all the answers

What simple machine is used to lift the cans using a system of pulleys?

Pulley Signup and view all the answers

What will happen if the angle of the slope is more gentle when using a ramp to lift the cans?

Less effort will be required Signup and view all the answers

Which type of lever is used by the acrobats in the text?

First-class lever Signup and view all the answers

What happens when the effort force is increased from one jumper to two?

The height gained by the Acrobat increases Signup and view all the answers

How can you calculate the turning effect of a lever?

Multiply the size of the force by its distance from the pivot Signup and view all the answers

What is the turning effect of a force about a pivot known as?

Moment Signup and view all the answers

What is a trebuchet?

An ancient siege engine Signup and view all the answers

How can you increase the turning effect of a lever?

Increase the distance from the pivot Signup and view all the answers

What is the purpose of counter balances in nature?

To maintain balance and stay upright Signup and view all the answers

What is a jib in the context of the text?

A device for mounting a camera Signup and view all the answers

What happens when all forces are balanced in a balancing act?

The acrobat stops moving Signup and view all the answers

What is the purpose of the weight counter balancing the camera on a jib?

To maintain balance of the camera Signup and view all the answers

The Big Top Challenge

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Questions and Answers

Which simple machine is used to knock the tent pegs into the ground?

What is the main frame of the big top made of?

What simple machine is used to lift the poles into their final position?

What time does the crew start getting ready for the afternoon's performance?

What machine is used to tighten the support ropes?

What is used to raise the canopy of the big top?

What is the purpose of using machines in the circus setup?

What is the force required to lift the cans straight up without using any machines?

What simple machine is used to lift the cans using a system of pulleys?

What will happen if the angle of the slope is more gentle when using a ramp to lift the cans?

Which type of lever is used by the acrobats in the text?

What happens when the effort force is increased from one jumper to two?

How can you calculate the turning effect of a lever?

What is the turning effect of a force about a pivot known as?

What is a trebuchet?

How can you increase the turning effect of a lever?

What is the purpose of counter balances in nature?

What is a jib in the context of the text?

What happens when all forces are balanced in a balancing act?

What is the purpose of the weight counter balancing the camera on a jib?

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