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A cannon can fire a cannonball at 20m/s. A sandpit is placed at a distance of 40m away. At what angle should the cannon be fired in order for the cannonball to land in the sand.

Assume: No air resistance Sandpit of negligible height *** Steps (To be explained on whiteboard in full) Draw a diagram First look vertically Then look horizontally Formulate final equation for angle Sub ...

Answered by James G. • Physics tutor

1974 Views

Explain and evaluate the influence of Testosterone on aggression

Testosterone is suggested to be a strong influencer of aggression in males. This is a male sex hormone that is produced within the leydig cells of the testes and the adrenal cortex located within the brai...

Answered by Martin R. • Psychology tutor

7759 Views

What are the major types of social influence and what is conformity?

social influence is divided into 3 major types by its strength - conformity, compliance and obedience. conformity is the slightest one. people do as others do. it is call...

Answered by Emilija K. • Psychology tutor

25149 Views

With reference to 'The Lake Isle of Innisfree', explain how Yeats uses language, structure and poetic technique to convey meaning.

The Lake Isle of Innisfree is one of Yeats’ earliest poems, written while he was living in London. The author later admitted that the Isle of Innisfree was inspired by an island of the same name in County...

Answered by Mara-Elena C. • English tutor

8801 Views

In terms of structure and bonding explain why the boiling point of bromine is different from that of magnesium

Bromine exists as a simple molecular structure- the Br₂ molecules are held together using Van der Waals forces. Whereas Magnesium is a metal and is held together using metallic bonding. Metalic...

Answered by Mubeena A. • Chemistry tutor

23925 Views