Answer:
7. 5km/h
8. 10km/h
I just need to add characters so i can post
Here we go ~
Energy difference btween the two electronic states can be expressed as :
[ h = planks constant,= frequency ]
Answer:
Your genes play a big role in making you who you are. ... But brothers and sisters don't look exactly alike because everyone (including parents) actually has two copies of most of their genes. And these copies can be different. Parents pass one of their two copies of each of their genes to their kids.
Answer: a,b
Explanation: because a scientific theory is something that been thought of and tested multiple times.