Interactions between ions of the opposite charge Animation Play

Interesting information Animation Play

Is it translation or rotation or reflection? Student activity Play

Mutually exclusive and independent events Student activity Play

Opposite angles of a parallelogram Animation Play

Opposite numbers Whiteboard exercise Play

Opposite numbers Student activity Play

Opposite vectors Animation Play

Pairs of opposite vectors Whiteboard exercise Play

Parallelograms, rhombuses and trapeziums – properties of angles Student activity Play

Planes in the Cartesian coordinate system of 3-dimensional space Student activity Play

Points and their positions Whiteboard exercise Play

Population and sample Student activity Play

Population and sample Whiteboard exercise Play

Probabilities of mutually exclusive events – a special case Whiteboard exercise Play

Reflection symmetry in the coordinate system in the x-axis and the y-axis Student activity Play

Reproduction in cartilaginous fish Slideshow Play

Reproduction in fish Student activity Play

Reproduction in fish Whiteboard exercise Play

Resistance of a wire – a case study Whiteboard exercise Play

Resistance of a wire – a case study Student activity Play

Resistors – a case study Student activity Play

Resistors – a case study Whiteboard exercise Play

Special case Whiteboard exercise Play

Special case Student activity Play