Curated Video
Draw polygons on isometric paper
Pupil outcome: I can draw polygons on isometric paper. Key learning points: - Different patterns on the paper allow you to draw polygons with different properties. - A ruler helps to draw shapes accurately. - Mark the vertices of the...
Curated Video
Construct quadrilaterals with and without parallel and perpendicular sides
Pupil outcome: I can use equipment to construct and compare quadrilaterals with and without parallel and perpendicular sides. Key learning points: - Construction strips allow you to create different polygons. - Lines are perpendicular...
Curated Video
Make and draw triangles on circular geoboards
Pupil outcome: I can make and draw triangles on circular geoboards. Key learning points: - Three points on a geoboard can be joined to make a triangle. - Triangles can have different properties. - Different triangles can be created on...
Curated Video
Identifying which circle theorem to use
Pupil outcome: I can analyse a circle problem and identify and use an appropriate circle theorem to solve it. Key learning points: - There are many circle theorems so it is important to be clear about each one - Extra lines can be added...
Curated Video
Checking and securing understanding of constructing the perpendicular bisector of a line segment
Pupil outcome: I can use the properties of a rhombus to construct a perpendicular bisector of a line segment. Key learning points: - A rhombus can be constructed from two congruent isosceles triangles - The diagonals of a rhombus meet at...
Curated Video
The tangents from an external point are equal in length
Pupil outcome: I can derive and use the theorem: the tangents from an external point are equal in length. Key learning points: - A theorem is a statement that can be demonstrated to be true by accepted mathematical operations and...
Curated Video
Use the area of a triangle to calculate unknown measurements
Pupil outcome: I can calculate unknown dimensions of a triangle with a specified area. Key learning points: - The area of a triangle is half the area of a parallelogram with the same perpendicular base and height. - The area of a...
Curated Video
Identifying perpendicular linear graphs
Pupil outcome: I can identify, from their equations or graphs, whether two lines are perpendicular. Key learning points: - If two equations are written in the form y = mx + c then you can identify if they are perpendicular. - If the...
Curated Video
Solving loci problems in context
Pupil outcome: I can solve problems involving a combination of loci. Key learning points: - Loci problems involve performing various constructions - The problem asks for these constructions within the context of the question - All...
Curated Video
The tangent at any point on a circle is perpendicular to the radius at that point
Pupil outcome: I can derive and use the theorem: the tangent at any point on a circle is perpendicular to the radius at that point. Key learning points: - A theorem is a statement that can be demonstrated to be true by accepted...
Curated Video
Parallel and perpendicular lines on coordinate axes
Pupil outcome: I can solve problems involving parallel/perpendicular lines on coordinate axes. Key learning points: - Parallel lines have the same gradient. - The product of the gradients of two perpendicular lines is -1 - Your knowledge...
Curated Video
Problem solving with circle theorems
Pupil outcome: I can use my knowledge of circle theorems to solve problems. Key learning points: - Circle theorems can be used in situations involving circles - It is not always obvious that a circle theorem can be used - Sometimes you...
Curated Video
Perpendicular linear graphs
Pupil outcome: I can prove the relationship between the gradients of perpendicular lines. Key learning points: - Two lines are perpendicular if they meet at right angles. - The product of the gradients of two perpendicular lines is -1 -...
Curated Video
Centripetal Force Explained: Why It's Perpendicular to Velocity
Discover the fundamental reason why centripetal force always acts perpendicular to an object's velocity in circular motion. This video uses a clear visual example to illustrate this key physics concept.
Curated Video
Angular Momentum of a Particle: Definition and Relation to Torque
This content defines angular momentum (ℓ) for a particle as the cross product of its position vector (r) and linear momentum (p), i.e., ℓ=r×p=m(r×v). It clarifies that angular momentum is a vector quantity defined with respect to a...
Wonderscape
Classifying Triangles by Their Angles: Acute, Right, and Obtuse
Triangles can also be classified based on their angles. An acute triangle has all three angles less than 90 degrees, a right triangle has one angle exactly 90 degrees, and an obtuse triangle has one angle greater than 90 degrees. No...
Curated Video
Polo
Los polos orbitales son las dos regiones de un planeta que están situadas en los extremos de su eje de rotación.
Twig - Física
Curated Video
Radiación electromagnética
Onda con componentes magnéticos y eléctricos que oscilan perpendicularmente entre sí.
Twig - Física
Curated Video
Presión
La presión se define como la fuerza ejercida por unidad de superficie y se mide en newtons por metro cuadrado, o pascales.
Twig - Física
Curated Video
Normal (física)
En física, la normal es una recta perpendicular a una superficie.
Twig - Física
Curated Video
Ángulo de reflexión
Cuando un rayo o haz es reflejado por una superficie, el ángulo de reflexión es el ángulo formado por el rayo reflejado y la recta perpendicular a la superficie en ese punto.
Twig - Física
Curated Video
Ángulo de incidencia
Cuando un rayo o haz es reflejado por una superficie, el ángulo de incidencia es el ángulo formado por el rayo incidente y la recta perpendicular a la superficie en ese punto.
Twig - Física
Curated Video
Normal
In physics, the normal is a line perpendicular to a surface. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films reinforce...
Curated Video
Pole
Orbital poles are the two regions of a planet at the extremes of its rotational axis. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science...