Answer:How long each heart beat are apart
Explanation:
the vein isnt conected to ur heart :P
It gives the plant air and food
Answer:
A lot of birds sing or dance to attract their mates or show off their beautiful colors. Fireflies flash their lights to attract females.
Explanation:
See answer above.
If you can please make my answer the brainliest that would be much appreciated. Thanks!
Global warming is the increase in Earth's average temperature over a long period of time.
<h3>
GLOBAL WARMING:</h3>
- Global warming is a cause for concern in our world today. It is a phenomenon whereby the temperature of the Earth atmosphere increases over a period of time.
- Global warming is caused by the release of greenhouse gases into the atmosphere. Greenhouse gases are capable of trapping and releasing heat into the Earth.
- Greenhouse gases include; carbon dioxide ((CO2), methane, sulfur dioxide (SO2) etc.
- Therefore, global warming is the increase in Earth's average temperature over a long period of time.
Learn more about global warming at: brainly.com/question/23569238?referrer=searchResults