newton

newton — noun

1. a standard unit for measuring how much push or pull acts on an object; one newto

1.名詞B2
釋義

a standard unit for measuring how much push or pull acts on an object; one newton is the amount of force needed to make a one-kilogram object increase its speed by one metre per second every second

例句

One newton equals roughly the downward force of a small apple resting in your palm.

headword + equals + concrete everyday comparison

To lift the box, the worker needed to apply about fifty newtons of force.

apply + number + newtons of force

文法句型

measure + something + in newtons

a force of + number + newtons

用法筆記

Newtons measure force or weight, not mass. On Earth, a mass of one kilogram has a weight of about 9.8 newtons, but people usually say 'one kilogram' in daily life instead of '9.8 newtons.'

常見錯誤

❌This bag weighs fifty newtons.' (confuses mass with weight)
✅A force of fifty newtons is needed to lift this bag.
💡Newtons measure force, not the amount of matter. On Earth, a one-kilogram mass has a weight of about 9.8 newtons.