All the exercises of the chapter, worked step by step, in the order they appear in the book: first the guided exercises in the text, then the end-of-chapter problems (numerical, conceptual, true/false, ranking, graph reading, Fermi estimates), interspersed with further worked exercises.
Worked exercises in the text
End-of-chapter problems
- Average speed of a car
- Acceleration from rest
- Average speed and instantaneous speed
- Three-stage motion (s, v, a graphs)
- Stone thrown upwards
- Stopping distance (reaction and braking)
- Proof of the time-independent equation
- Two cars at the traffic light
- True or false on free fall
- Estimating g with a marble
- Ranking the speeds of four cars
- Two buses
- Distance from the area of the v-t graph
- Which x(t) graph?
- Three-stage cyclist
- Average speed, half and half
- Two cyclists to the same destination
- Estimates from the x(t) graph
- h
- Ranking the accelerations of three vehicles
- True or false on speed and acceleration
- Stone from the cliff
- Footballer: range and maximum height
- Acceleration of a stone thrown upwards
- Box falling from a shelf
- Falling ball: speed and acceleration
- Distance at the first and second second
- Car on a bend
- Falling paper and metal
- Ranking falling times
- Ranking ground-impact speeds
- Train at constant speed
- Acceleration of a motorbike
- h
- Free fall in two dimensions
- Worked exercise — Range of a projectile
- From distance to time
- From final speed to height
- Acceleration from the v(t) graph
- Sci-fi physics: doubled g
- Sci-fi physics: reversed time
- Worked exercise — Fall with initial speed
- Two cars: overtaking
- Parachute and terminal velocity
- Rome-Florence: average and instantaneous
- Reading the three-stage x(t) graph
- Triangular acceleration pulse
- Fermi estimate: diving speed
- Fermi estimate: reaction time
- Fermi estimate: g on Mars
- Worked exercise — Collision avoidance
- Challenge: catching the bus