one US ton is 2000 lbs, thus 2/5 of that is just their product.
answer: 800 lbs
Since there is more energy added as heat rises, the particles disperse and have larger movements.
An earthquake's magnitude is a measure of how much energy an earthquake releases. Typically, the richter scale is used.
I think thee correct answer from the choices listed above is option D. <span>When a physical change in a sample occurs, composition of the sample does not change. It stays the same. Also, the properties of the sample will still be the same. Hope this answers the question.</span>
