Science & Social Studies
Force, Motion & Energy
Grade 5 · Elementary
Answer every question first, then press Finish to see your score and explanations.
- Question 1 of 20Easy
The biggest source of energy for life on Earth is the ...
- Question 2 of 20Easy
When we brake a moving bicycle, the force that slows it down is ...
- Question 3 of 20Medium
The energy change that occurs in an electric iron is ...
- Question 4 of 20Medium
The energy change that occurs when an electric fan runs is ...
- Question 5 of 20Hard
In a hydroelectric power plant, the energy of flowing water is used to ...
- Question 6 of 20Easy
The instrument used to measure the size of a force is a ...
- Question 7 of 20Easy
The force that pulls objects down toward Earth is called ...
- Question 8 of 20Easy
The energy possessed by a moving object is called ... energy.
- Question 9 of 20Easy
An example of a renewable energy source is ...
- Question 10 of 20Medium
The rougher a surface is, the greater the ... force.
- Question 11 of 20Medium
A coconut falling from a tree is an example of the effect of ... force.
- Question 12 of 20Medium
The energy stored in food and batteries is ... energy.
- Question 13 of 20Medium
In a wind turbine power plant, the energy change that occurs is ...
- Question 14 of 20Medium
Which activity makes use of spring force?
- Question 15 of 20Medium
A kicked ball can move because ...
- Question 16 of 20Hard
Energy cannot be created or destroyed, but it can be ...
- Question 17 of 20Hard
A cyclist who stops pedaling slows down and finally stops because ...
- Question 18 of 20Hard
An example of electrical energy changing into sound energy occurs in a ...
- Question 19 of 20Hard
Sunlight can be changed into electrical energy by using ...
- Question 20 of 20Hard
The best action to save electrical energy is ...