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Physics Internal Assessments [Grade 7, High-scoring]

How does varying the Wing Area of a Styrofoam wing affect lift?

How does progressively increasing the graphite concentration in pencil lead- through using different grades of pencil (2H, HB, 2B, 4B, 6B, 8B)- influence its corresponding electrical resistance?

What is the effect of surface area on the coefficient of static friction?

Determining the resistivity of a Nichrome wire by observing the effect of the length of wire on the resistance of wire

What is the effect of gauge pressure of a soccer ball on the coefficient of restitution of a soccer ball for collisions between the soccer ball and the floor?