Podcast
Questions and Answers
Which simple machine is used to knock the tent pegs into the ground?
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?
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?
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?
What time does the crew start getting ready for the afternoon's performance?
What machine is used to tighten the support ropes?
What machine is used to tighten the support ropes?
What is used to raise the canopy of the big top?
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 purpose of using machines in the circus setup?
What is the force required to lift the cans straight up without using any machines?
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 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?
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?
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?
What happens when the effort force is increased from one jumper to two?
How can you calculate the turning effect of a lever?
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 the turning effect of a force about a pivot known as?
What is a trebuchet?
What is a trebuchet?
How can you increase the turning effect of a lever?
How can you increase the turning effect of a lever?
What is the purpose of counter balances in nature?
What is the purpose of counter balances in nature?
What is a jib in the context of the text?
What is a jib in the context of the text?
What happens when all forces are balanced in a balancing act?
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?
What is the purpose of the weight counter balancing the camera on a jib?
