Practice Units (1.2) - Measurements and Experimentation

Practise this section

10 questions

Flashcard drill
3 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
Sign up to start the exercise
Quiz
4 questions · about 3 min · pass mark 70%. Hints available.
Sign up to start the quiz

6 sample questions

Question 1.
What are SI units?
Show hintHide hint
Think about measurements like length, mass, and time.
Question 2.
Why are units important in measurements?
Show hintHide hint
Consider what happens when units are omitted.
3Question 3.
What does SI stand for in measurements?
- Standard International
- System International
- International System
Show hintHide hint
Think of what the 'S' and 'I' represent in measurements.
4Question 4.
True or False: Including a unit is optional in scientific measurements.
- True
- False
Show hintHide hint
Consider the clarity of communication in science.
Question 5.
A piece of wood measures 2 meters in length. How many centimeters is that?
Show hintHide hint
Remember the metric conversions.
Question 6.
If a ball weighs 0.5 kilograms, how many grams does it weigh?
Show hintHide hint
Use the conversion factor to switch between units.

6 more questions in this section. Enroll free to practise them all.