Physical quantities, units and measurement

Question 1 of 10

2 km is equal to ___ m.

Question 2 of 10

The instrument best suited to measure the diameter of a thin wire is a

Question 3 of 10

Mass and weight are the same quantity.

Question 4 of 10

The dimensions of energy are

Question 5 of 10

1 litre is equal to 1,000 cm³.

Question 6 of 10

The prefix "micro" means

Question 7 of 10

2 kg is equal to ___ g.

Question 8 of 10

Describe how you would determine the density of an irregular stone. State two precautions.

Question 9 of 10

Dimensional analysis can check whether an equation is homogeneous.

Question 10 of 10

The SI unit of time is the second.