Answer:
<u>Mould board plough, disc plough, soil stirring plough, ridger plough,</u> tool frames/carriers with mouldboard plough or tillage sweeps, etc. are improved implements designed for breaking soil. Ploughs are used to break soil and invert furrow slice to control weeds, etc.
Answer: strong positive correlation
Explanation:
A positive correlation exists when the correlation coefficient that we've is greater than 0. This means that both variables that are given move in the same direction.
Since the correlation between the number of hours Brad studies and the grades he gets is 0.8, it means that there's a strong positive correlation due to the fact that the value is close to +1.
This means that the number of hours that Brad studied is a good predictor of
the grade that he gets in his examination but it's not perfect.
A.) Place
Geographers begin to study a place by finding where it is on the map. Cardinal directions and longitude and latitude are used to find this.