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Component 1 Newtonian Physics

6 dot points across 6 inquiry questions. Click any dot point for a focused answer with worked past exam questions where available.

How do physicists describe quantities precisely using units, scalars and vectors, and how do they handle measurement uncertainty?

Basic physics: SI base and derived units, homogeneity of equations, scalars and vectors, resolving and adding vectors, and the treatment of measurement uncertainty.
A focused answer to the Eduqas A-Level Physics Component 1 basic physics content, covering SI base and derived units, checking the homogeneity of equations by units, distinguishing scalars from vectors, resolving and adding vectors, and the treatment of measurement uncertainty.
12 min answer →

What keeps an object moving in a circle, and how do we relate its speed, period and the centripetal force?

Circular motion: angular velocity and the period, the centripetal acceleration, the centripetal force, and applications such as banked tracks, vertical circles and the conical pendulum.
A focused answer to the Eduqas A-Level Physics Component 1 circular motion content, covering angular velocity and the period, the centripetal acceleration, the centripetal force that maintains circular motion, and applications including banked tracks, vertical circles and the conical pendulum.
12 min answer →

How do Newton's three laws connect force, mass and motion, and how do we analyse forces in equilibrium?

Dynamics: Newton's three laws of motion, free-body diagrams, weight and the normal force, resolving forces on inclined planes, moments and the conditions for equilibrium, and terminal velocity.
A focused answer to the Eduqas A-Level Physics Component 1 dynamics content, covering Newton's three laws of motion, drawing free-body diagrams, weight and the normal force, resolving forces on inclined planes, moments and couples, the conditions for equilibrium, and terminal velocity.
13 min answer →

How do we account for energy as it is transferred and conserved, and how is power related to force and velocity?

Energy concepts: work done by a force, the conservation of energy, kinetic and gravitational potential energy, power as the rate of energy transfer, the relation P = Fv, and efficiency.
A focused answer to the Eduqas A-Level Physics Component 1 energy concepts, covering work done by a force, the principle of conservation of energy, kinetic and gravitational potential energy, power as the rate of energy transfer, the relation P = Fv, and efficiency.
12 min answer →

How do we describe and predict motion using graphs, the equations of constant acceleration and the idea of free fall?

Kinematics: displacement, velocity and acceleration, interpreting motion graphs by gradient and area, the equations of motion for uniform acceleration, projectiles and free fall under gravity.
A focused answer to the Eduqas A-Level Physics Component 1 kinematics content, covering displacement, velocity and acceleration, interpreting motion graphs by gradient and area, the equations of motion for uniform acceleration, projectile motion resolved into components, and free fall under gravity.
13 min answer →

Why is momentum conserved in collisions and explosions, and how does impulse explain the forces involved?

Momentum: linear momentum and its conservation, Newton's second law as rate of change of momentum, impulse and the force-time graph, and elastic versus inelastic collisions.
A focused answer to the Eduqas A-Level Physics Component 1 momentum content, covering linear momentum and its conservation, Newton's second law as the rate of change of momentum, impulse and the area under a force-time graph, and the distinction between elastic and inelastic collisions.
12 min answer →