Science and mathematics
Key Stage 4 spelling · English · Word dictation · Unit 2
- catalyst n.: something that causes or speeds up a change
- isotope n.: a form of an element with a particular neutron count
- chromosome n.: a structure in a cell that carries genes
- equilibrium n.: a state of balance between opposing forces
- coefficient n.: a number that multiplies a variable in an expression
- hypotenuse n.: the longest side of a right triangle
- probability n.: The likelihood that something will happen
- velocity n.: the speed of something in a particular direction
- acceleration n.: the rate at which velocity changes
- electrolysis n.: using electricity to break down a chemical substance
- enzyme n.: a substance that speeds up reactions in living things
- quadratic adj., n.: having a variable whose highest power is two