Curated Video
Why Does Rice Sink Ships?
Loading a cargo of grain, such as rice, onto a ship can be dangerous and potentially lead to the ship capsizing. This is due to the angle of repose, which is the natural angle at which a pile of grain will sit.
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Optical Illusion: The Impossible Triangle
Let's talk about the famous "the impossible triangle" illusion and how it works. There are many interesting examples and drawings that are based on this illusion, we can mention them as well.
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Draw angles accurately using a protractor
Pupil outcome: I can draw angles accurately using a protractor. Key learning points: - A protractor can be used to draw angles. - Protractors have two scales from 0 to 180 degrees. - Start from zero when reading the scale on a...
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Make different sized angles by rotating two lines around a fixed point
Pupil outcome: I can create different sized angles by rotating lines around a point. Key learning points: - An angle is a measurement of turn. - It doesn't matter how long the lines are, the amount of turn forms the angle. - The point or...
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Review understanding of angles as a measure of turn
Pupil outcome: I can recall understanding of angles as a measure of turn. Key learning points: - An angle is a measurement of turn - It doesn't matter how long the lines are, the amount of turn forms the angle - The point or angle is...
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Measure the size of angles accurately using a protractor
Pupil outcome: I can measure the size of angles accurately using a protractor. Key learning points: - A protractor is an angle measurer. - Protractors have two scales from 0 to 180 degrees. - Start from zero when reading the scale on a...
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Use the unit of degrees as a standard unit to measure angles
Pupil outcome: I can use the unit of degrees as a standard unit to measure angles. Key learning points: - Angles are measured in degrees - Degrees measure rotation
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Use the terms acute, obtuse and reflex when comparing angles to a right angle
Pupil outcome: I can use the terms acute, obtuse and reflex when comparing angles to a right angle. Key learning points: - Angles are marked with a curve between the lines which have been rotated - Angles with a bigger turn are larger...
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Changing the direction of light
Pupil outcome: I can explain how mirrors are reflective materials that are used to change the direction in which light travels. Key learning points: - When light is reflected off the surface of an object, it changes direction. -...
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Measuring reflected light: do and review
Pupil outcome: I can investigate how changing the angle of a mirror affects the angle of reflected light. Key learning points: - If you change the angle that light hits a surface, the angle of reflection will also change. - Mirrors are...
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Reasoning about angles in polygons
Pupil outcome: I can reason about the sum of the angles within different polygons. Key learning points: - Angles describe and measure a turn or rotation. - Protractors can be used to measure and draw angles. - Use knowledge of right...
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Checking and securing understanding of angle notation and drawing/measuring angles
Pupil outcome: I can draw and measure any angle and am confident with various angle notations. Key learning points: - A protractor is used to draw angles. - A protractor is used to measure the size of angles. - A protractor measures...
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Constructing pie charts by utilising technology
Pupil outcome: I can construct pie charts from data presented in a number of different ways using technology. Key learning points: - Pie charts can be constructed quickly using Excel. - The angle of each part can be quickly calculated in...
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Heating by the Sun
Pupil outcome: I can explain why the heating effect of the Sun is greater at midday than at sunrise. Key learning points: - Heating a surface from directly overhead is more effective than heating a surface at a different angle. - When...
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Checking and securing understanding of basic angle facts
Pupil outcome: I can confidently calculate with angles at a point, angles on a line and vertically opposite angles. Key learning points: - Angles that meet around a point sum to 360° - Angles that make a straight line sum to 180° -...
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Analyzing Car's Acceleration on a Circular Path
This content analyzes the motion of a car accelerating on a circular path. It explains how to calculate both the tangential and radial (centripetal) acceleration components, then determine the magnitude of the net acceleration and its...
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Work Done by Forces and Change in Kinetic Energy: Physics Problem Solved
This video demonstrates how to calculate the net work done on an object by multiple forces and explains its relationship to the change in kinetic energy. It walks through a solved physics problem, ideal for understanding work-energy...
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Practice Problems - Arc and Angle Relationships
Find all six trig ratios given a point on the terminal side of theta. In this video we work this common type of problem. We use the Pythagorean Theorem to find "r" (hypotenuse), and then use the given "x" (adjacent) and "y" (opposite) to...
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Circle Proofs (Arc and Angle Relationships)
How do you prove circle theorems? In this video, we perform some "lazy" proofs that justify some of the relationships like the relationship between an inscribed angle and a central angle, the angle formed by intersecting secants, the...
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Applied Trigonometry!
Welcome to our complete high school mathematics tutorial series! Whether you’re a student preparing for exams, a teacher seeking additional resources, or a parent helping your child succeed in math, these videos cover a wide range of...
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Learn Important Trigonometry Concepts!
Welcome to our complete high school mathematics tutorial series! Whether you’re a student preparing for exams, a teacher seeking additional resources, or a parent helping your child succeed in math, these videos cover a wide range of...
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Learn how to apply the Pythagoras Theorem!
Welcome to our complete high school mathematics tutorial series! Whether you’re a student preparing for exams, a teacher seeking additional resources, or a parent helping your child succeed in math, these videos cover a wide range of...
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The Sine Rule in Trigonometry.
Welcome to our complete high school mathematics tutorial series! Whether you’re a student preparing for exams, a teacher seeking additional resources, or a parent helping your child succeed in math, these videos cover a wide range of...
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Sine Cosine Rules
Welcome to our complete high school mathematics tutorial series! Whether you’re a student preparing for exams, a teacher seeking additional resources, or a parent helping your child succeed in math, these videos cover a wide range of...