P1-P7

Which type of energy store is associated with an object moving because of its mass and speed?

• Chemical energy

• Kinetic energy

• Elastic potential energy

• Gravitational potential energy

What is the best conductor of heat among the following materials?

• Air

• Aluminium

• Lead

• Copper

Which type of radiation is easily stopped by thin paper or skin?

• Alpha

• Neutron

• Gamma

• Beta

What is the unit for measuring the activity of a radioactive substance?

• Watt

• Joule

• Hertz

• Becquerel

What is the process of forcing the nuclei of two atoms close enough together to form a single larger nucleus?

• Ionization

• Radioactive decay

• Nuclear fission

• Nuclear fusion

Which type of radiation is emitted when a neutron changes to a proton and a beta particle?

• Gamma

• Neutron

• Beta

• Alpha

What is the energy needed to raise the temperature of 1kg of a substance by 1°C called?

• Thermal conductivity

• Specific heat capacity

• Specific latent heat

• Heat transfer coefficient

Which wire color is used for the neutral wire in electrical circuits?

• Yellow and green stripes

• Red

• Blue

• Brown

What is the rate of transfer of energy called?

• Power

• Voltage

• Current

• Resistance

Which type of radiation is a wave/ray and not a particle?

• Gamma

• Alpha

• Beta

• Neutron