Class 9ScienceMotion
Acceleration
Acceleration = change in velocity/time = (v-u)/t. Positive: speeding up. Negative (deceleration/retardation): slowing down. SI unit: m/sยฒ. Uniform acceleration: constant change in velocity per unit time (object falling under gravity = 9.8 m/sยฒ).
10 examples
Concept check 1
For Class 9 Science, explain or solve a acceleration question from the chapter "Motion". Focus on concept check and show the working clearly.
Definition to application 2
For Class 9 Science, explain or solve a acceleration question from the chapter "Motion". Focus on definition to application and show the working clearly.
Formula warm-up 3
For Class 9 Science, explain or solve a acceleration question from the chapter "Motion". Focus on formula warm-up and show the working clearly.
Reasoning practice 4
For Class 9 Science, explain or solve a acceleration question from the chapter "Motion". Focus on reasoning practice and show the working clearly.
Board-style short answer 5
For Class 9 Science, explain or solve a acceleration question from the chapter "Motion". Focus on board-style short answer and show the working clearly.
Mistake correction 6
For Class 9 Science, explain or solve a acceleration question from the chapter "Motion". Focus on mistake correction and show the working clearly.
Visual interpretation 7
For Class 9 Science, explain or solve a acceleration question from the chapter "Motion". Focus on visual interpretation and show the working clearly.
Applied word problem 8
For Class 9 Science, explain or solve a acceleration question from the chapter "Motion". Focus on applied word problem and show the working clearly.
Revision challenge 9
For Class 9 Science, explain or solve a acceleration question from the chapter "Motion". Focus on revision challenge and show the working clearly.
Exam recap 10
For Class 9 Science, explain or solve a acceleration question from the chapter "Motion". Focus on exam recap and show the working clearly.