2 Fig. 2.1 shows a block of wood.
5.0 cm
5.0 cm
10.0 cm
Fig. 2.1 (not to scale)
(a) A student measures the mass of the block. He then measures the length of each side, as
shown in Fig. 2.1.
State the names of the measuring instruments used by the student.
1. ...?
2?
[2]

Talia is manufacturing rolls of wire for hanging pictures. she needs a material that is so that it can easily be pulled into wire without breaking.

State the following: boyle's law and charle's law

Aprisoner is forced to go into one of three rooms, but he can choose which room. the first room is ablaze with fire. the second one is rigged with explosives that will go off as soon as he enters. the third contains a pair of lions who haven't eaten in years. which room should he choose to survive?