Vectors Quiz

Which of the following is a vector?

• distance

• position

• mass

• none of the others

A bird flies 215 m [E] and then 120 m [W]. What is the distance it travels?

• 95 m [E]

• 100 m [E]

• 335 m

• 340 m

If the dots on the vertical strip were made at equal time intervals, then the object was...

• accelerating up

• accelerating down

• moving at constant speed

• none of the others

Which of the following quantities is a scalar?

• 54 m/s [From Ottawa to Montreal]

• –6 km [E]

• 33.2 N [Up]

• None of the others

A student walks 4 km [E], then 2 km [W]. What is the magnitude of their displacement?

• 0 km

• 2 km

• –2 km

• 6 km

A train leaves a train station and accelerates from 0 km/h to 140 km/h at a constant rate. This is an instance of:

• uniform motion

• non-uniform motion

• non-motion

Two physics students attach a wagon to a bicycle. One gets in the wagon and the other pulls them around a large circular track. Are they moving relative to each other?

• Yes, both the distance and direction between them is changing.

• Yes, but only the distance between them is changing.

• Yes, but only the direction between them is changing.

• No

Doing a brand new physics dance, Mr. Brown makes the following steps: 1 m [N], 2 m [W], 2 m [S], 1 m [E], 1 m [N]. What is Mr. Brown’s total displacement?

• 0 m

• 1 m [E]

• 1 m [W]

• 1.41 m [SW]

• 7 m

Person A is on a train moving at a constant speed. Person B is driving on the road so that they are constantly beside the train car that Person A is in. For person A, the motion of Person B is:

• Away from the train

• Forward (along the road)

• Forward and away from the train

• None of the others

Which are equivalent vectors?

• u and -u

• u and a

• u and v

• u and b