1. Friction can be seen everywhere. Which of the following statements is true about friction?

. Friction plays an important role in our life. Which of the following statements is true?

It will be difficult if there is no friction. Which of the following sentences best describes frictional force?

. Gravity attracts all physical bodies. Which of the following statements is true about gravity?

Gravity affects movement of an object. Which of the following situations show the effect of gravity?

Gravity pulls us down. What might happen if you move against gravity?

. Gravity keeps the moon in orbit around the Earth. What will happen to the gravitational force if the moon is closer to Earth?

Why does a bicycle travel faster when moving down than moving up?

Solar panels or solar cells do not make use of costly fuel and make no noise or pollution. Which energy does it get from the sun?

What form of energy is produced when a phone rings?

Our body is considered as a heat engine. Which situation uses heat energy in our body?

Which form of energy travels through empty space and in all directions?

. A student is using a cellphone to communicate with her friend. Which of the following energy transformation happen during their conversation?

Which appliance below can transform heat to sound energy?

We use an electric kettle in boiling water. Which energy transformation takes place when you use an electric kettle?

Hans and his parents went out for dinner. Their house was dark and when they came home, his father switched on the light in their living room.What could Hans conclude about energy?

Electrical energy is transformed into other forms when appliances are used which could result to high electric bill. As a grade 6 pupil, how can you help conserve electrical energy? 

Which best describes the energy transformation in a television?

Wedge is an example of a simple machine. Which of the following activities will you use wedge to lessen your work?

What simple machine combines with itself to make a wedge?

Using a wheel and axle makes our work easier. Which of the following demonstrates the use of wheel and axle?

Screws are used to tighten two objects together. Which of the following does NOT describe the screw? 

. Flood- prone areas use inclined plane as ramps in elevated car parks. The following are true about the uses of inclined plane EXCEPT one. 

In your art class, your teacher instructs you to cut colored papers into four equal parts. Which among the following will you use?

Which simple machine can be used to lift weight? It has fulcrum, or pivot point, which located in the center, near or at the end.