Answer:
7 mg, 7 centigrams, 7g, 7kg
Answer:
2765
Step-by-step explanation:
5x500=2500
5x50=250
5x3=15
2500+250+15=2765
50-10 = 40. 40 divided by 6 = around 6/7. So about 6/7 weeks
Answer:
hey, hope this helps :)
Step-by-step explanation:
1. Matter changes state because of physical pressure and temperature; properties do not change.
heating gives molecules energy that causes them to vibrate faster, breaking their bonds and melting.
3. Heat energy that helps break the molecular bonds of a solid is heat of fusion
4. The temperature at which a liquid turns into a gas is the boiling point.
5. sublimation is when a solid turns straight into a gas.
