WATU TEST

This quiz is automatically created to help you get started. It will be created only once.

1. Select the correct answer:

The Earth is a star

The Sun is a planet

The Earth is a planet

Question 1 of 23

2. Select all correct answers:

WordPress is open source software

There are no quiz plugins for WordPress

WordPress can be used for a lot more than blogging

Question 2 of 23

3. Do you have any comments about this quiz?

Question 3 of 23

4. Which pair of quantities does not contain a vector and a scalar?

Question 4 of 23

5. Which of these quantities is not measured in an SI base unit?

distance

force

mass

time

Question 5 of 23

6. Which equation shows a scalar quantity as the product of two vector quantities?

energy = power x time

force = stiffness x extension

mass = density x volume

work = force x displacement

Question 6 of 23

7. Which of the following is a scalar quantity?

acceleration

displacement

force

work

Question 7 of 23

8. Which of the following units could be used for power?

kg m s-2

kg m2 s- 2

kg m2 s 3

kg2 m2 s- 3

Question 8 of 23

9. Which set of quantities is all scalar?

acceleration, displacement, velocity

energy, mass, power

extension, force, gravitational potential energy

weight, kinetic energy, work

Question 9 of 23

10. A student takes measurements for a piece of copper wire. Mass 0.00500 kg; Length 3.36m; Diameter 0.00046m; The student uses these values to calculate a value for the density of the copper. The correctly calculated value of density is shown on the students calculator as 8954.166841 The student should state the density as....

8954.166841 kg m-3

8950 kg m-3

8.95 x 103 kg m-3

9.0 x 103 kg m-3

Question 10 of 23

11. In which of the following is a vector fully described?

A car travels north

A crane moves a load 20 m east

A train travels at a rate of 35 ms-1

A lift moves upwards with a kinetic energy of 2.5 kJ

Question 11 of 23

12. Which of the following is a correct statement?

Weight is a base quantity.

Velocity is a base quantity.

Mass is a derived quantity.

Force is a derived quantity

Question 12 of 23

13. The main component of a newton meter is a calibrated spring. The newton meter is to be used over a greater range of forces. Which of the following should be increased to allow this?

ductility of the spring wire

precision of the scale

stiffness of the spring

ultimate tensile strength of the spring

Question 13 of 23

14. Which statement about scalar and vector quantities is correct?

Scalars have direction only.

Scalars have distance only.

Vectors have magnitude and direction.

Vectors have magnitude and distance.

Question 14 of 23

15. Which of the following is a unit equivalent to the pascal?

kg ms- 1

kg ms-2

kg ms- 3

kg m-1 s-2

Question 15 of 23

16. Which of the following is not a unit of energy?

Ns-1

kWh

Question 16 of 23

17. Which of the following is a vector quantity?

distance

force

speed

work

Question 17 of 23

18. Which of the following is a scalar quantity?

displacement

force

time

velocity

Question 18 of 23

19. Which of the following is not a SI base quantity?

force

length

mass

time

Question 19 of 23

20. Which of these units is the same as the Newton?

kg ms-1

kg ms-2

kg m2 s-2

kg m2 s-3

Question 20 of 23

21. Which of the following is a derived SI quantity?

force

length

second

watt

Question 21 of 23

22. Which of the following is a possible unit for rate of change of momentum?

kg ms-2

kg ms-1

Ns-1

Question 22 of 23

23. A correct unit for radiant energy flux is:

N m-1s-1

Nm-1

Wm2

Question 23 of 23

WATU TEST

Tuition

A level physics self-study