Physical Quantities and Measurement
119 questions· page 1 of 12
Which quantity has both magnitude and direction, and is it a scalar quantity or a vector quantity?
Options
| quantity with magnitude and direction | scalar quantity or vector quantity | |
|---|---|---|
| A | mass | scalar |
| B | mass | vector |
| C | weight | scalar |
| D | weight | vector |
Which list contains only vector quantities?
Options
A mass, distance, weight
B momentum, gravitational field strength, displacement
C energy, force, velocity
D acceleration, time, speed
Object X is placed against a ruler.
This ruler is placed against another ruler to measure the end correction.
What is the length of the object X?
Options
A
B
C
D
Quantities can be described as scalar or vector.
Which row shows scalar quantities and vector quantities?
Options
| scalar quantities | vector quantities | |
|---|---|---|
| A | displacement, force, temperature | distance, weight, mass |
| B | displacement, mass, force | distance, weight, temperature |
| C | distance, force, weight | displacement, mass, temperature |
| D | distance, mass, temperature | displacement, force, weight |
A micrometer is used to measure the diameter of a piece of wire.
What is the reading shown on the micrometer?
Options
A
B
C
D
Two forces act on an object. acts vertically upwards and acts horizontally.
What is the magnitude of the resultant force?
Options
A
B
C
D
A quantity of water is poured into a measuring cylinder. A small piece of rock is then added carefully.
The diagrams show the water levels and the measuring cylinder scales.
What are the correct values for the volumes of water and rock?
Options
| volume of water / | volume of rock / | |
|---|---|---|
| A | 32.5 | 22.0 |
| B | 32.5 | 54.5 |
| C | 35.0 | 24.0 |
| D | 35.0 | 59.0 |
Which quantity is a vector?
Options
A distance
B force
C mass
D speed
What is measured using a micrometer?
Options
A area
B current
C length
D mass
A man walks along a path from X to Y. The diagram shows the path from above.
The man measures the distance he walks and the time taken.
Which quantity can be calculated using this data only?
Options
A acceleration
B average speed
C average velocity
D power