Scalar and vector quantities
Answers are for parents and teachers.
1
Sort mass, velocity, time, force, path into scalars and vectors.
Scalars: mass, time, path; vectors: velocity, force.
2
Forces of 8 N and 6 N act the same way. Magnitude of the sum (N)?
14
3
Forces of 8 N and 6 N act in opposite directions. Magnitude of the sum (N)?
2
4
Draw two arrows 5 cm and 3 cm long in your notebook and say which has the larger magnitude.
The 5 cm arrow has the larger magnitude.
5
Why is wind shown with arrows on weather maps?
Wind velocity is a vector: both its size and its direction matter.