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Why is the refractive index of water bigger than that of air?

The refractive index is related to the perceived speed at which light is going in that medium. Water is more dense than air, ie there are more particles occupying a given space. So when light travels thro...

Answered by Miyabi B. • Physics tutor

8136 Views

How do we form the future tense in French?

The future tense is formed of three key parts: The person, the stem, and the appropriate ending.The Person: This is obviously based on the person/type of person that we are referencing (J...

Answered by Ethan D. • French tutor

1231 Views

A game consists of 5 cups turned upside down, under one of the cups is a prize. 5 friend's pick a cup in turn and lifts it up, if they get the prize, they win , but if not, the cup is removed and the next friend picks. What position is it best to pick?

The first friend to choose has 5 cups to pick from and only 1 that will win them the prize, so their probability of winning is 1/5.The 2nd friend relies on the first friend to not win, this with a probabi...

Answered by Alex M. • Maths tutor

2045 Views

What were the reasons that led to Hitler's rise to power?

Personal Reasons:1. Hitler was a great speaker, with the power to make people support him.2. Goebbels' propaganda campaign was very effective and it won support for the N...

Answered by Ethan D. • History tutor

5858 Views

What were two of the key weaknesses of the Weimar Constitution?

The Electoral System - Weimar's Constitution used an electoral system of pure proportional representation. This meant that a party got a percentage of the seats in the Reichstag that corresponded with its...

Answered by Ethan D. • History tutor

2496 Views