Ice floats on water because it is less dense than water. When water freezes into its solid form, its molecules are able to form more stable hydrogen bonds locking them into positions. ... Most substances in their solid form are more dense than their liquid forms.
The correct answer is the BBB.
The BBB is the blood brain barrier and alcohol is able to cross this barrier and reach brain cells which has negative effects on the body. Once alcohol reaches the brain cells it attacks them and as a result the central nervous system (CNS) is affected and changes in cognition and coordination take place.
This is true. If it has nothing or little to do with genetics than it is a skill based action, practice and repetition can help improve these.
Answer:
True
Explanation:
Lower resting heart rates indicate cardiovascular fitness. Though lower resting heart rates can also be a sign of a disease or condition, such as bradycardia, generally, it's better to have a lower resting heart rate, as it's a sign of a healthy heart.
