15 questions
Quantities that have size and direction are called __________.
Another word for "size" is...
magnification
magnetism
magnitude
magnanimity
Quantities with a size but no direction are called __________.
Select the scalar quantities.
velocity
distance
energy
acceleration
speed
A person walks 5 m north and then 5 m south. Calculate the distance they travel.
A person walks 5 m north and then 5 m south. Calculate their displacement.
Two cars are travelling at 10 m/s, in different directions. Select the sentences that are true.
Their speeds are the same.
Their speeds are different.
Their velocities are the same.
Their velocities are different.
Select the vector quantities.
temperature
velocity
momentum
acceleration
pressure
Explain why weight is a vector quantity.
Explain why a car moving in a circle at a constant speed has a changing velocity.
Select the typical speed of a person walking.
0.5 m/s
1.5 m/s
2.5 m/s
3.5 m/s
Select the typical speed of a person running.
1 m/s
2 m/s
3 m/s
4 m/s
Select the typical speed of a cyclist.
2 m/s
4 m/s
6 m/s
8 m/s
Select the typical speed of a car on the motorway.
30 m/s
40 m/s
50 m/s
60 m/s
Select any correct equations.
speed = distance x time
time = distance / speed
speed = distance / time
distance = speed / time
distance = speed x time