On a car, friction is useful on the tyres and brakes.
It is not required for the parts that rotate.
it wears out the soles of shoes it produces heat vigorously
When you fall out of a tree or airplane. or when your magically elegant flying unicorns wings fall of
when you use matches
Decreased friction is very helpful in working machinery, because friction causes wear and tear.Mainly its very helpful in moving parts. Decreased friction is also helpful in electric cables and wires, as reduced friction reduces energy loss via heat.
Car BreaksBike Breaks
Unhelpful.
unhelpful
Helpful is a word that describes something that is useful and gives aid. The opposite of helpful would be unhelpful, useless, destructive, damaging, worthless, or hindrance
Yes, it is an adjective. It means not helpful at all.
useless, worthless, unconstructive, unhelpful...
for the first two days I am not sure if you have received the email you had already received from my office or my phone I love
it wears out the soles of shoes it produces heat vigorously
When you fall out of a tree or airplane. or when your magically elegant flying unicorns wings fall of
It is helpful when you stop it helps you from falling if we didn't have friction we would keep going and if you wanted to stop you couldn't,explain, we'll say your riding you bike and there is a car backing up and you can't stop well that's why we need friction so we can stop fast and quick
"Unhelpful" means not providing assistance or support in a situation where it is needed or expected. It suggests a lack of useful or beneficial action or advice.
Positive one are helpful, negative one are unhelpful
Friction can be helpful and not helpful it is not helpful when you are running because it slows you down hope that'll help!!!! ;)