2024, Question 4 · Short answer · 10 points · about 20 minutes
Charged particles in electric and magnetic fields
Compare forces and motion for two charged particles and sketch their trajectories in a magnetic field.
This paper allotted 90 minutes to four questions worth 10, 12, 12, and 10 points. The current exam has 4 free-response questions in 95 minutes. The skills these questions practice still count.
Lessons this question draws on
1 Read the question
The question is College Board's, from the 2024 exam. It starts on page 14 of the PDF.
Open Question 4 (PDF, page 14)
2 Write your answer
Answer each part the way you would on the exam, in full sentences, with your work shown. Your writing saves as you type.
3 Score it
Score your answer against College Board's scoring guidelines, one point at a time. Give yourself a point only when your answer says what the guideline asks for.
Scoring guidelines (PDF, page 13) What the exam readers saw (Chief Reader report)
Question, scoring guidelines and Chief Reader report: College Board. The title, summary are ours.