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Oliga [24]
2 years ago
9

What kinds of energy provide power to the drone and to the hummingbird? plz help me

Social Studies
2 answers:
lutik1710 [3]2 years ago
6 0
Batteries and motors most likely
MrRa [10]2 years ago
5 0

Answer: Drone Energy Sources

Batteries.

Hydrogen fuel-cells.

Petrol, Kerosene, Methanol, Ethanol, LPG Propane.

Gas-Electric Hybrids.

Solar Power

Explanation: Pick one that you can have a good understanding to .

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What are some good examples of credible sources?(°▽°) for like websites and stuff :)
n200080 [17]

Answer:

The most common credible sources are scholarly journals, conference papers and books because these have been peer-reviewed (read and approved for publication by other authors). However, there are good websites that can be used; generally ending in . gov / . edu / .

Explanation:

Types of Sources

   Scholarly publications (Journals)

   Popular sources (News and Magazines)

   Professional/Trade sources.

   Books / Book Chapters.

   Conference proceedings.

   Government Documents.

   Theses & Dissertations.

websites all depend on what you want to know!

Hope this helps!

7 0
2 years ago
Describe how the size and growth rate of the human population has changed in the last 200 years
Ket [755]
The size and growth rate of the human population has changed in the past 200 years because reproduction rates have increased due to the large number of people in the world
4 0
3 years ago
The text identifies three goals of strategic messages. During office meetings, Sara expresses her respect for her boss by listen
Lostsunrise [7]

Answer:

Sara is illustrating a relational message.

Explanation:

Communication can be divided into categories referring to content or to relation. The content of a message refers to its subject. The relational part of a message refers to the existing relationship between the people communicating. It can be verbal or non-verbal, and is influenced by affinity, respect, control etc. Sara is expressing respect through non-verbal communication. Her gestures and actions convey that she values her boss and what he/she says.

4 0
2 years ago
Deep-sea sediment cores can provide a climate chronology going back as far as ___________ years.
Elodia [21]
Deep-sea sediment cores can provide a climate chronology going back as far as "<span>hundreds of thousands of years"</span>.

Sea sediments refers to any dump or material put into ocean which is insoluble, normally that is rocks or particles of soil which are transferred from the earth surface to the sea via winds, storms or other mediums which may include oceanic materials that makes layer upon layers.

6 0
3 years ago
A company's ____is the range or variety of its product and services
love history [14]
Scope

Hope this helps! 
8 0
3 years ago
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