Top answers

A space probe of mass 1000kg, moving at 200m/s, explosively ejects a capsule of mass 300kg. The speed of the probe after the explosion is 250m/s. What is the velocity of the capsule?

To solve this problem, we must apply conservation of momentum. Even though there is kinetic energy being added to the probe-capsule system by the explosion, momentum will always be conserved if there are no ...
AS
Answered by Alexander S. • Physics tutor
8047 Views

How do I analyse the mise en scène?

Ask yourself how is meaning communicated via the choice of shots, cuts, music in the text? You should look at the framing, composition, costume codes, lighting, camera angles, soundtrack, editing etc.
CH
3898 Views

How should I structure an essay?

First, one should always start with an introduction. This should include your thesis statement and a brief summary of the context of the period you will be wiritng about.Next, you should aim for 3-4 body par...
CH
Answered by Ciara H. • History tutor
3443 Views

When do we use ‘lo’ la’ and ‘le’ and where do we put them? – Direct and Indirect Object Pronouns

Direct object pronouns- replace the direct object: e.g María ha comprado una biciclet a - María la ha comprado (as the bicycle is the direct object, which has been replaced by la). Therefore, all you need to...
SH
Answered by Sophie H. • Spanish tutor
14591 Views

How do I know when to use the subjunctive tense?

The subjunctive tense is used in Spanish to express wishes, desires, doubt, requests, impersonal statements and emotions. Some key uses are: Negative opinions- for example 'no pienso que' and 'no creo que' t...
FS
Answered by Frances S. • Spanish tutor
4412 Views