Question

Put a tick (V) on the correct option.
1. We can move a big rock with a
(a) Lever
(b) Pulley
(c) Wheel (d)screw
2. This is an example of class I lever
(a) Crowbar
(b) Bottle opener (c) Tweezers (d)spade
3. Wheel has a rod attached to it which is called
(a) Pulley
(b) Wedge (c) axle (d)shovel
4. Screws are used in the bases of
(a) Light bulbs
(b) Revolving stools (c) Pen caps


(d) All of these
e/ Fill in the blanks.
1. No vehicles can move without______
2. There are three types _____ of
depending on the position of the
3.
_____means at an angle and
means flat surface.
4. A wedge is made up of two inclined planes ________ to
_______
5. In class I lever fulcrum is placed in the _________
of the effort and load.
6.
___________ is an inclined plane wrapped around a cylinder.
​

Answer 1

Answer:

lever

bottle opener

axle

light bulbs

Answer 2

Answer:

1.pulley

2.bottle opener

3.axle

4revolving stools

1. wheels

2.conductors

3.