Energy Efficeny

Froggy Jumps

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Energy efficency quiz

Créé par

Luke Chaser

Australia

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Froggy Jumps Energy EfficenyVersion en ligne Energy efficency quiz par Luke Chaser 1 What is energy efficiency? a A) The total amount of energy used b B) The amount of energy wasted c C) How much useful energy is produced compared to input energy 2 Which of the following is the correct formula for efficiency? a A) Output ÷ Input b B) Input ÷ Output × 100 c C) Useful Output ÷ Total Input × 100 3 A machine receives 1000 J of energy and produces 400 J of useful energy. What is its efficiency? a 60% b 25% c 40% 4 What is the main reason energy is lost in machines? a Gravity b Electricity c Friction 5 5. Which form of energy is most commonly wasted in machines? a Chemical b Light c Heat 6 6. Why does a ball not bounce back to its original height? a Energy is destroyed b Gravity stops working c Some energy is lost as heat and sound 7 Which of the following is the MOST energy-efficient transport? a Petrol car b Monster truck c Bicycle

Froggy Jumps

Energy EfficenyVersion en ligne

Energy efficency quiz

par Luke Chaser

What is energy efficiency?

A) The total amount of energy used

B) The amount of energy wasted

C) How much useful energy is produced compared to input energy

Which of the following is the correct formula for efficiency?

A) Output ÷ Input

B) Input ÷ Output × 100

C) Useful Output ÷ Total Input × 100

A machine receives 1000 J of energy and produces 400 J of useful energy. What is its efficiency?

60%

25%

40%

What is the main reason energy is lost in machines?

Gravity

Electricity

Friction

5. Which form of energy is most commonly wasted in machines?

Chemical

Light

Heat

6. Why does a ball not bounce back to its original height?

Energy is destroyed

Gravity stops working

Some energy is lost as heat and sound

Which of the following is the MOST energy-efficient transport?

Petrol car

Monster truck

Bicycle

Vous pouvez intégrer le jeu dans un LMS compatible avec LTI 1.1 ou LTI 1.3 comme Canvas, Moodle ou Blackboard. Les scores seront ainsi automatiquement enregistrés dans le carnet de notes de la plateforme.

Energy Efficeny

Froggy Jumps

À propos de cette activité

Créé par

Téléchargez la version pour jouer sur papier

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Energy EfficenyVersion en ligne

par Luke Chaser

What is energy efficiency?

Which of the following is the correct formula for efficiency?

A machine receives 1000 J of energy and produces 400 J of useful energy. What is its efficiency?

What is the main reason energy is lost in machines?

5. Which form of energy is most commonly wasted in machines?

6. Why does a ball not bounce back to its original height?

Which of the following is the MOST energy-efficient transport?

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