Log in to Atom Learning - the UK's leading 11 Plus / Pretest online revision platform, tailored to learning both at home and in the classroom.

$\require{cancel}$ $\require{newcommand}$ $\require{enclose}$ $\newcommand{\curvearrowinvert}{\style{display: inline-block; transform:rotate(0.5turn);}{ \curvearrowleft}}$ $\newcommand{\Equi}[1]{\underset{\stackrel{\Large{\curvearrowinvert}}{#1} } {\overset{\stackrel{#1}{\curvearrowright}}{=}}}$ $\newcommand{\b}[1]{\color{dodgerblue}{#1}}$ $\newcommand{\dr}[1]{\color{darkred}{#1}}$ $\newcommand{\gr}[1]{\color{green}{#1}}$ $\newcommand{\pu}[1]{\color{slateblue}{#1}}$ $\newcommand{\y}[1]{\color{goldenrod}{#1}}$ $\newcommand{\title}[1]{\underline{\text{#1}}}$ $\newcommand{\cm}{\text{ cm}}$ $\newcommand{\m}{\text{ m}}$ $\newcommand{\mm}{\text{ mm}}$ $\newcommand{\km}{\text{ km}}$ $\newcommand{\functionmachine}[5]{\large {#1\Longrightarrow \atop #2 \Longrightarrow}\bbox[15px, darkslategrey, border:4px solid steelblue]{\color{linen}{#3}} {\Longrightarrow #4 \atop \Longrightarrow #5}}$ $\newcommand{\Functionmachine}[3]{\Large {#1\Longrightarrow}\bbox[15px, darkslategrey, border:4px solid steelblue]{\color{linen}{#2}} {\Longrightarrow #3}}$ $\newcommand{\step}[3]{\stackrel{\stackrel{\Large #3}{\Large\curvearrowright}}{#1, \bbox[yellow]{#2}}}$ $\newcommand{\kg}{\text{ kg}}$ $\newcommand{\g}{\text{ g}}$ $\newcommand{\l}{\text{ l}}$ $\newcommand{\ml}{\text{ ml}}$ $\newcommand{\atom}{\Huge\unicode{x269B}}$ $\newcommand{\annotate}[2]{\color{dimgrey}{\underbrace{#1}_{\Large\color{black}{#2}}}}$ $\newcommand{\degree}{^{\text{o}}}$ $\newcommand{\dividend}[1]{\big|\smash{\raise.3ex\hbox{$\:$}}\mkern-8mu\overline{ #1}}$ $\newcommand{\rd}[1]{\color{indianred}{#1}}$ $\newcommand{\pi}[1]{\color{hotpink}{#1}}$ $\newcommand{\o}[1]{\color{darkorange}{#1}}$ $\newcommand{\chem}[2]{\underset{\large{#2}}{\stackrel{\large{#1}}{\huge{\longrightarrow}}}}$ $\newcommand{\in}{\text{ in}}$ $\newcommand{\yd}{\text{ yd}}$ $\newcommand{\lb}{\text{ lb}}$ $\newcommand{\mi}{\text{ mi}}$ $\newcommand{\st}{\text{ st}}$ $\newcommand{\oz}{\text{ oz}}$ $\newcommand{\cup}{\text{ cup}}$ $\newcommand{\ft}{\text{ ft}}$ $\newcommand{\darrowclock}{\style{display: inline-block; transform:rotate(0.25turn);}{ \curvearrowright}}$ $\newcommand{\darrowanti}{\style{display: inline-block; transform:rotate(0.75turn);}{ \curvearrowleft}}$