JSS3 BASIC SCIENCE (2ND TERM)

The temperature at which a substance changes from liquid to vapour is ……….. point

• boiling

• freezing

• melting

• vapour

…….. is done when a force moves something through a distance

• Work

• Movement

• Energy

• Effort

An appliance used in the office to create alert is called electric ……….

• Iron

• Motor

• Bell

• fall

The glass prism used in separation of colours of white light is ………….

• triangular

• rectangular

• cuboid

• pyramid

The separation of light into different colours is known as ………..

• separation of light

• dispersion of light

• refraction of light

• absorbsion of light

Cash crops are used ………..

• for food

• as raw materials

• for building construction

• as herbs and medicine

Which of the following is NOT part of the eye

• Pupil

• Pinna

• Iris

• Retina

Coal is a mineral mined in ……….

• Enugu

• Ajaokuta

• Jos

• Ewekoro

The component of crude oil may be separated by the method of

• simple distillation

• fractional distillation

• complex distillation

• chromatography

The unit of measuring current is ……......,.

• Ohm

• voltage

• coulombs

• amphere