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Outline why a given mass of water has more internal energy than the same mass of ice at the same pressure?

To achieve maximum score, you are expected to define every term that you will use. Therefore in this case define internal energy (the sum of the potential and the (random) kinetic energy of the molecules ...

Answered by Balint P. • Physics tutor

2547 Views

How do I form the subjunctive tense and when do I use it?

Usage

It is important to remember that, although in native Spanish the subjunctive tense is used in a huge range of different tenses (eg. pluperfect subjunctive, future subj...

Answered by Grace C. • Spanish tutor

2213 Views

I don't understand the difference between Direct and Indirect Object Pronouns - how do I use them?

A normal Direct Object Pronoun (DOP) sentence would look like this:

--> J'attends le bus pendant deux heures chaque matin.

--> to change this sentences into t...

Answered by Grace C. • French tutor

7154 Views

In some SUVAT questions, they ask for 2 time solutions and I can only find 1. What am I missing?

Let's say we are trying to work out how long it will take for a ball to be caught after it has been thrown straight upwards. If we set the final displacement to be zero (S=0) and solve S=UT+0.5AT²

Answered by Christopher I. • Physics tutor

3054 Views

Two pellets are fired simultaneously from the horizontal, one is fired vertically at 100m/s and the other is fired at 200m/s at an angle theta from the horizontal. Calculate the angle of the second pellet if they both land at the same time.

For this problem, we can look at the two pellets individually. If we find the time taken for the first bullet to reach the ground again, then we know that it must take the same time for the second bullet ...

Answered by Christopher I. • Physics tutor

3270 Views