# An apple weighs about 1 N. What is its mass in kilograms?What is its weight in pounds?

An apple weighs about 1 N. What is its mass in kilograms?What is its weight in pounds?

## The newton is the SI unit for force; it is equal to the amount of net force required to accelerate a mass of one kilogram at a rate of one metre per second squared. Newton's second law of motion states: F = ma, multiplying m (kg) by a (m/s2),

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x x xx xxx force xx Earth's gravity on x xxxx of about xxx g = (1⁄9.81 kg).

1N x xxxxxxx xx xxxxx

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## 0.1... kg, 0.04... pounds

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xxxxxxxxxx xxxxxxxxxxxxxxx xxxxxx

xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx

N=kg x m/(s^2)

Units xxxxx

x x newton

kg x xxxxxxxx

m x xxxxx

s x xxxxxx

x N xx the force xx xxxxxxx gravity xx a xxxx xx about xxx x = xxxxxxxxx =0.10194 xxxx

xx xxxxxxx surface, x mass xx 1 xx exerts x xxxxx of xxxxxxxxxxxxx xxxx xx

xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx

0,45359237pounds x xxx xx

xxxx proportion:

1kg : 0.45359237pounds = 0.10194kg : x

=> x x 0.10194*0.45359237 = xxxxxxxxxxxxxxxxxxxxx