Category: GRADE 12 PHYSICAL SCIENCES

Work energy & power questions


Two stationary steel balls, A and B, are suspended next to each other by massless, inelastic strings as shown in Diagram 1 below. Ball A of mass 0,2 kg is displaced through a vertical distance of 0,2 m, as shown in Diagram 2 above….

Angular projectile motion


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Vertical projectile motion


The nature of reactants


Aim To determine the effect of the nature of reactants on the average rate of a reaction. Apparatus You will need the following items for this experiment: Oxalic acid ((COOH)2), iron(II) sulfate (FeSO4), potassium permanganate (KMnO4) and concentrated sulfuric acid (H2SO4) a spatula, two test tubes, a medicine dropper,…

Projectile motion


Vertical projectile motion in one direction http://phet.colorado.edu/sims/projectile-motion/projectile-motion_en.html

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