Difference between revisions of "Lever"
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: [[Lever]]s are used to lift cars with a jack, pull out nails with a hammer and to break locks with a crowbar. | : [[Lever]]s are used to lift cars with a jack, pull out nails with a hammer and to break locks with a crowbar. | ||
: A '''lever''' needs a long stiff rod and a pivot. | : A '''lever''' needs a long stiff rod and a pivot. | ||
| − | : A seesaw can work as a lever. If an adult sits close to the centre and a child sits at the far end, the child can lift the adult. | + | : A seesaw can work as a [[lever]]. If an adult sits close to the centre and a child sits at the far end, the child can lift the adult. |
{| class="wikitable" | {| class="wikitable" | ||
Revision as of 20:25, 31 August 2018
Key Stage 2
Meaning
A lever is a tool which can be used to make lifting easier.
About Levers
- Levers are used to lift cars with a jack, pull out nails with a hammer and to break locks with a crowbar.
- A lever needs a long stiff rod and a pivot.
- A seesaw can work as a lever. If an adult sits close to the centre and a child sits at the far end, the child can lift the adult.
 |
| A lever makes it easier to lift a heavy object. |