Science, Worked Out — from Arxo · Episode 01

Same brakes, five speeds

A constant braking force of 10,500 N stops the car. Pick a mass and a speed, guess how far the car travels before it stops, then reveal the worked answer.

Mass

Speed when braking begins

Your guess for the braking distance, in metres

Changing the case hides the answers again.

computed an answer from an Arxo run chosen an input we picked

The values marked “computed” are recorded answers from Arxo, which applied the rule shown on the card to the facts shown under “facts and question”. Inputs we picked are marked “chosen”. The page itself calculates nothing: it looks up the recorded answer for the case you pick. Download all answers ·