Question

1. Multiple Choice Questions
(5 Marks)
1. Install Silences devices in aircraft devices.
(a) silehcer (b)Noise (C)laughing (d)crying
2. Flag pole is an example of
(a)Lever (b) wedge (c) pulley (d) inclined plane
3. Plants require
to make food.
(a) Air (b) water (C) chlorophyll (d) all of the above
4.A movable pulley has a/an
in a movable block.
(a) Rope
(c) chain
(d) axle
5. Any unwanted sound that our ears cannot filter causes damage to our prin decum
(a)Lungs (b) kidney (c) ear drum
(d) heart
(b) belt​

Answer 1

Answer:

5 d

4 a.............

hope it helped you

Answer 2

Answer:

silencer

wedge

all of above

rope

ear drum