@Which form of radiation also has a positive charge?
Alpha
Beta
Gamma

@Which unit is used to measure current?
Ampere
Volt
Joule

@Green and Blue light when mixed together produce:
Cyan
Indigo
Magenta

@When waves pass through gaps they:
Diffract
Deflect
Disturb

@An eclipse of the sun is caused when:
The moon is between the Sun and the Earth
The Earth is between the Sun and the Moon
The Sun is between the Moon and the Earth

@Which lens is a diverging lens?
#lens2
Lens z
Lens x
Lens y

@What device do you use to measure the current in a circuit?
Ammeter
Voltmeter
Ohm meter

@Transformers use a.c supplies to make them work. What does the 'a' of a.c stand for?
Alternating
Altered
Amplitude

@Some substances are insulators because:
they do not have any free moving electrons
they don't have any electrons
electrons are easily lost by the substances

@The part of the atom that is responsible for the flow of charge in a wire is the:
Electron
Proton
Neutron

@Another name for beams of electrons is:
Cathode rays
Microwaves
X-rays

@Where does nearly all the energy used on the planet originate?
The sun
From oil and coal
From chemical reactions

@If the force acting on a mass is doubled then the resulting acceleration is:
Doubled
Halved
Four times as big

@Up to the elastic limit, putting extra masses on a spring in equal steps causes the spring to stretch by:
equal amounts
amounts that get larger as you approach the limit
gradually decreasing amounts

@A person walks 50m in 30 seconds and then rests for 30s. They walk back, this time taking 40s. What is the average speed?
1.0 m/s
0.71 m/s
1.67 m/s

@If the centre of gravity of an object is raised, then the object will:
tend to topple over
become more stable
remain exactly as it was before

@On a very cold day the metal parts of bicycles feel cold because of:
Conduction
Convection
Evaporation

@Which one of the following (if they are all exactly the same size) expands the most when heated?
Copper
Brass
Invar

@Lead has a density of 11.4 g/cm. What would be the mass of 5 cm of lead
57g
11.4g
2.28g

@A test tube contains 15cm of ice. When it has completely melted, what will be the volume of water?
Less than 15cm
Still 15cm
More than 15cm

@The following radiations were put through a magnetic field. Which is in the correct order of increasing deflection?
Gamma, alpha and beta
Alpha, beta and gamma
Beta, gamma and alpha

@What is the unit used to measure mass?
Kilogram
Newton
Weight

@Which one of the following colours has the longest wavelength?
Red
Blue
Green

@Light:
Is a form of energy
Cannot do work
Is a form of heat
              
@In a liquid, pressure:
Increases with depth
Decreases with depth
Increases up to a point and then decreases