I just need this for I can post my question sorry
Answer:
Arteries connect to capillaries and veins don't connect to capillaries
Explanation:
Actually both are connected by capillaries
Answer: Lunar dust is made up of silicates
Explanation: 42% oxygen
21% silicon
13% iron
8% calcium
7% aluminium
6% magnesium
I think the answer is C, because repeating an experiment would mean the result is more accurate when done more then once. i learned this in around 7th grade, I hope it helps! (: