No, lenses will not be included.

Regards, ]]>

will the I-level Waves test include lenses? ]]>

It’s not really a fifth equation. It is just a simplified version of the equation s=ut+0.5at2 for a very particular situation; when a body starts moving from rest or starts falling from rest as you are correctly explaining.

Regards,

]]>It’s Rebecca Grech from Grp 2B (1st year). It just dawned upon me that I hadn’t given you a reply with regards to the equations of motion. We were taught that there were five equations, the fifth one being s=at^2/2. This can only be used if and when the body starts at rest.

Thanks

]]>Regards,

]]>thanks

regards, anna ]]>