Hello people ~ Which of the following factors are essential to ignite a fire?

A. All of these

B. Fuel

C. Air (oxygen)

D. Heat

In school, Brendan has been conditioned to get up from his seat every time he hears the school bell ring.

Labels are :

One parrot species that feeds on large seeds nests is in the same tree as a parakeet that feeds on small seeds, they occupy different niches.

Myths about aging : 

Depression and loneliness are normal in older adults. ...

The older I get, the less sleep I need. ...

Older adults can't learn new things. ...

It is inevitable that older people will get dementia. ...

Older adults should take it easy and avoid exercise so they don't get injured.

Answer : 900 kg pumpkins

B)Phosphorus has a larger atomic mass.

As we move right in the periodic table, both atomic number and atomic mass increases. Magnesium comes under S-block elements (Group 2) and Phosphorus comes under P-block elements (Group-15).

The T-chart by categorizing each statement as something that would most likely be relevant to gene flow or genetic drift. Some answers will fit in both columns depending on the situation. is random is a mechanism for evolution is often related to disasters is also called “migration” deals with movement between populations...

Consumers are dissatisfied with the way that large corporate  farms are treating nature's natural resources.

Answer with explaination:

 An attempt to document and identify all biological species living in some defined area, usually a park, reserve, or research area. The numbers of species on earth is rapidly diminishing, knowing what species are around will give us an idea of what we're losing, how our actions are affecting the environment.

Answer: Tornadoes form when warm, humid air collides with cold, dry air. The denser cold air is pushed over the warm air, usually producing thunderstorms.

The protagonists cultural background affects his or her actions and choices.