Online Test — Length
10 Questions • 15 min • Chapter MCQ
15:00
Question 1 of 10
Which word describes a tall giraffe compared to a short rabbit?
Long
Short
Tall
Wide
Explanation: We use the word tall to describe vertical height from the ground up.
Question 2 of 10
To compare lengths correctly, what number should you line up the object with on a ruler?
1
0
5
10
Explanation: Every correct measurement using a ruler must start precisely at the 0 mark.
Question 3 of 10
What is the short form used to write centimetres?
m
kg
cm
ctr
Explanation: The standard short form abbreviation for centimetre is written as cm.
Question 4 of 10
Which unit of measurement will change depending on who is doing the measuring?
Centimetre
Handspan
Inch
Meter
Explanation: Handspan is a non-standard unit and changes because people have different hand sizes.
Question 5 of 10
A pencil is 6 paperclips long. A crayon is 4 paperclips long. Which statement is correct?
Crayon is longer
Pencil is shorter
Pencil is longer
Both are equal
Explanation: 6 paperclips is more than 4 paperclips, so the pencil has a greater length.
Question 6 of 10
Look at your ruler. What is the length of an object that starts at 0 and ends at 9?
0 cm
5 cm
9 cm
10 cm
Explanation: The ending number on the ruler scale matches the length, which is 9 cm.
Question 7 of 10
If a paintbrush is 12 cm long and a marker is 8 cm long, how much longer is the brush?
20 cm
4 cm
6 cm
12 cm
Explanation: Subtract the lengths to find the difference: 12 - 8 = 4\text{ cm}.
Question 8 of 10
Which of these objects is usually the shortest in real life?
A bedroom door
A school bus
A sewing needle
A tall palm tree
Explanation: A needle is small and measures only a few centimetres, making it the shortest.
Question 9 of 10
Sam walked across the room and counted 10 paces. What non-standard unit did he use?
Handspan
Steps/Paces
Cubit
Blocks
Explanation: Paces are non-standard units measured by taking normal walking steps.
Question 10 of 10
You put a 3 cm block and a 4 cm block together in a row. What is the total length?
1 cm
6 cm
7 cm
8 cm
Explanation: Combine the two lengths by adding the numbers together: 3 + 4 = 7\text{ cm}.