SCIENCE 5 3RD

What is the formula to solve for the speed of an object?

• s=d/t

• s=d x t

• s=t/d

Which of the following is not a distance of unit?

• Metre

• Feet

• Kilogram

• Kilometer

The people on a bus are not moving in relation the seats inside the bus, but they are in _______________ compared to the streets outside.

• position

• displacement

• reference point

• motion

Materials that allows light to pass through them.

• translucent

• transparent

Materials that allow some light to pass through them.

• translucent

• transparent

It is the bending of light on a surface.

• light rod

• refraction

Materials that don't allow light to pass through them.

• opaque

• cones

Waves of compression and expansion that travel through the particles of air or any material medium.

• Sound wave

• Air wave

A reflection of sound.

• echo

• pitch

Sound is produced when a force causes an object or substance to ___?

• stop

• vibrate

• listen

• close