Answer:proton is positively charged and electron is negatively charged
Explanation: electrical forces depend on the property of matter called electric charge. The charge of protons and electrons are exactly the same size but the proton is positively charged while the electron is negatively charged
Mass=density*volume
1*40=40g/0.04kg
Properties to identify a mineral:
Color
Luster
Streak
Hardness
Cleavage
(There appears to be 8 things you need to fill in but I only know this much)
What will scratch Quartz:
Topaz
Corundum
Diamond
sorry I only knew a few of the answers, hope I still helped
Answer:
To protect you from fatal injuries and keep you secured in the case of an accident (my definition)
Explanation:
(Definition) Being buckled up during a crash helps keep you safe and secure inside your vehicle; being completely ejected from a vehicle is almost always deadly. If you don't wear your seat belt, you could be thrown into a rapidly opening frontal air bag. Such force could injure or even kill you.