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Fudgin [204]
4 years ago
8

What is the smallest planet? a. Saturn b. Pluto c. Mars d. Mercury

Biology
2 answers:
lana [24]4 years ago
7 0

Answer:

Pluto

Explanation:

pluto is a dwarf planet, its essentially just this small floating rock in space

grin007 [14]4 years ago
4 0

Answer:

a    Mars

Explanation:

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What evidence suggests that birds evolved from theropod dinosaurs?
viktelen [127]

Answer:

Feathers

Explanation:

For a long time, feathers were regarded as a uniquely avian feature. Bur recent fossil evidence suggests that feathers, too, evolved in theropods before birds.

7 0
3 years ago
In two or three well-developed paragraphs, explain how pollution can come from both natural sources and from human activities. P
spayn [35]

Pollution can come from both natural sources and human activities depending on the type of pollutant.

<h3>What is pollution?</h3>

It is the release of substances into the environment to the extent that the well-being of plants, animals, and humans starts getting affected.

Substances that are released into the environment to the extent that they start affecting the organisms in the environment negatively are known as pollutants.

Pollutants can come from natural sources or as a result of human activities.

For example pollutants such as oxides of sulfur, methane, carbon dioxide, etc. can come from natural processes such as volcanic eruptions, activities of microbes, etc.

Pollutants such as oxides of carbon and sulfur can also be generated as a result of human activities such as the burning of coal, technological inventions, etc.

More on pollution can be found here: brainly.com/question/23857736

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8 0
2 years ago
Complete the sentences by matching the names of trees to the appropriate blanks. To do this, drag the names on the left into the
Alenkasestr [34]

Answer:

pine, cedar, and mango,

mango, elm, and maple,

pine and cedar,

maple and elm.

Explanation:

1) Evergreen are seedlings that keep their leaf in all periods and include pine, cedar, and mango trees.

Evergreen is a plant that stays all year round and is still green. There are many various types of juniper plants, including shrubs and trees. Evergreens have many coniferous species (such as fir, hemlock, blue spruce, red cedar), and mango.

2) Hardwoods replicate with petals and also have wide leaves, like mango, elm, and maple.

Hardwoods are created by polymer science in which flowers replicate and have large leaves. A number of plants are nocturnal. Some of the temperate climates lose their leaves each fall as rates drop and inactive in winter, and those of tropical areas will shed the leaf in reaction to temporary or intermittent shortage times.

3) Conifer leaves are stiff and syringe-like in particular, while seedlings are encompassed in cones. The conifers include cedar and pine.

Gymnosperms are conifers. They are cone-bearing seedlings with plant tissues, fruiting trees are all live evergreens.

4) Seasonally, deciduous trees drop their leaves, which include plants such as maple and elm.

Deciduous trees that spend part of each year dropping the leaves. We were also present in warm and subtropical climates all over the globe. Deciduous trees possess large, flat plants that draw a direct sun laser light and necessitate liters of fluids.

3 0
3 years ago
True or false<br> Jupiter's volume is more than 1000 times that of Earth.​
sveticcg [70]

it's true Jupiter's volume is greater

7 0
3 years ago
Read 2 more answers
Enzymes _______ the activation energy threshold required to start a chemical reaction.
mixas84 [53]

Answer:

lower

Explanation:

Enyzmes usually lower the activation energy required to start a chemical reacion. It's useful to remember enyzmes as compounds which help speeden up different chemical processes. They do this by decreasing the required activation energy and therefore increase the chance of a chemical reaction occuring. 

6 0
2 years ago
Read 2 more answers
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