Question Paper
Class / Subject: Class 6 (CBSE) · Science
Chapter: Chapter 5 — Chapter 5: Measurement of Length and Motion
Time Allowed: 18 minutes
Max Marks: 9
1. The SI unit of length is the: [1]
(A) metre
(B) kilogram
(C) second
(D) handspan
2. A key problem with non-standard units like handspans is that they: [1]
(A) vary from person to person
(B) are always accurate
(C) are used worldwide
(D) never change
3. The SI unit of mass is the: [1]
(A) kilogram
(B) metre
(C) litre
(D) second
4. Parallax error occurs due to: [1]
(A) incorrect eye position while reading a scale
(B) using a broken ruler
(C) measuring a curved object
(D) using a metric scale
5. For measuring a curved object, it is better to use a: [1]
(A) flexible measuring tape
(B) rigid ruler only
(C) thermometer
(D) compass
6. An instrument that measures to a fraction of a millimetre is a: [1]
(A) vernier caliper
(B) metre scale
(C) measuring tape
(D) protractor
7. A ceiling fan's blades show: [1]
(A) rotational motion
(B) rectilinear motion
(C) circular motion around a large path
(D) no motion
8. A swinging pendulum is an example of: [1]
(A) periodic motion
(B) rectilinear motion
(C) rotational motion only
(D) no motion
9. A car moving on a straight road shows: [1]
(A) rectilinear motion
(B) periodic motion only
(C) circular motion
(D) rotational motion only