It is the cause that makes theobjects move.

The size and shape of an object  ________________ when force is applied on it.

When force is applied to an object, the size and shape may _________________.

The following situations are the effects of force applied in changing the size and shape of an object, except one.

The stronger the force acted on the toy car the ______________ the toy car travels.

The greater the mass of an object, the greater is the force needed to _______________ the object.

A big stone that is standing still will move when _____________________.

Do a force affects the movement of an object?

Which among the objects will move faster upon the application of a force?

If a boy will have to kick one object, which one from the list below will move the farthest upon kicking?

When the same poles of two magnets whether North or South are placed to each other, they _________________.

What are the types of metals attracted to the magnet?

________________ has an invisible magnetic field which attracts objects made of iron and nickel.

Which of the material is attracted to the magnet?

The transfer of heat in solid material is called _____________.

A heat transfer across an empty space or vacuum is called ____________________.

A heat that travels through water is called _____________________.

It serves as a good conductor.

What is the direction of heat transfer?

What may happen to a solid when it is continuously exposed to heat?

Light always travels in a ______________when going through a single medium.

A narrow but powerful beam of light that can travel long distances and it still focus on a small area.

________________ are made from transparent materials that transmit visible, ultraviolet and infrared light.

A ________________ travels different speed through different media.

Which of the following statements about sound is correct?

When the sound travels through solids, the vibration of the particles move __________?

How do sounds travels through the air?

What affects the speed of sound as it travels?

The throwing back by a body or surface of light, heat, or sound without absorbing it.

Which material does not reflect light?

The bending of light is called __________________.

When somebody faces a mirror, his reflection can be seen in a reversed manner.

The softness or loudness of sound is called _________________.

Which of the following produces a soft sound?

Which of the following produces the loudest sound?

Why does a sound become weaker or fainter as it moves away from the observer?

A term used for the sound that is reflected back to its source.

The transmission of sound to locate objects.

Do bats and dolphins used echolocation to locate their food and determine their direction?

Which is TRUE about the characteristics of sound?