Scientific Principles T-Levels

How many Joules would it take to move a 120 N weight a distance of 40 M?

• 3800j

• 4800j

• 3

• 4500j

The transfer of heat from molecule to molecule through a solid substance is known as what?

• Conduction

• Convection

• Readiation

• Evaporation

A 330W appliance on a building site would require what sized fuse?

• 3A

• 5A

• 9A

• 13A

Increasing the length of a pipe run would increase the resistance to the flow of water.  

• True

• False

What is the SI Unit for mass?

• k

• s

• A

• kg

What is the SI Unit for time?

• s

• m

• k

• m/s

Extract ventilation and widening cavity walls to 150mm are ways to reduce what?

• Condensation

• Evaporation

• Precipitation

• Sublimation

A building's total heat loss can be assessed by calculating the...

• R Value

• K Value

• U Value

• L Value

A structurally sound building MUST have an acceleration, and therefore, a net force of...

• Zero N

• One N

• Two N

• Three N

If a material had a coefficient linear expansion of 0.4 and had a change of temperature from 10-30 Degrees Celsius over a 11 M run, how much would it expand in mm?

• 78 mm

• 88 mm

• 98 mm

• 108 mm