Energy and Conservation of Energy (Leaving Cert Applied Maths): Quizzes
📚Quizzes
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12 questions from this quiz
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Practise the questions
12 questions from this quiz
What does energy represent in physics?
What does energy represent in physics?
The ability to do work
What is the SI unit used to measure energy?
What is the SI unit used to measure energy?
Joules (J)
How many Joules are in 1 kilojoule?
How many Joules are in 1 kilojoule?
1000 J
What is the formula for potential energy?
What is the formula for potential energy?
What value is used for acceleration due to gravity in calculations?
What value is used for acceleration due to gravity in calculations?
9.8 m/s²
What is the formula for kinetic energy?
What is the formula for kinetic energy?
What type of energy does an object possess due to its position?
What type of energy does an object possess due to its position?
Potential energy
According to the Law of Conservation of Energy, what happens to energy?
According to the Law of Conservation of Energy, what happens to energy?
It changes form but isn't created/destroyed
At the top of a roller coaster hill, what characterises the carriage's energy state?
At the top of a roller coaster hill, what characterises the carriage's energy state?
High , low
What is the relationship between work and energy?
What is the relationship between work and energy?
Work Done = Energy Gained
A 2 kg body speeds up from 40 m/s to 60 m/s. What is the work done?
A 2 kg body speeds up from 40 m/s to 60 m/s. What is the work done?
2000 J
A 1 m pendulum at 60° from vertical has what speed at its lowest point (to 2 d.p.)?
A 1 m pendulum at 60° from vertical has what speed at its lowest point (to 2 d.p.)?
3.13 m/s