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lisov135 [29]
4 years ago
10

How often do ice ages occur?

Biology
1 answer:
Brilliant_brown [7]4 years ago
7 0
Every 100,000 years they occur.
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Can someone help me on this please?
lorasvet [3.4K]
Answer: precambrian
5 0
3 years ago
What type of sedimentary rock is coarse-grained with angular fragments?
kykrilka [37]

breccias

Explanation:

The type of sedimentary rock with coarse grained angular fragments is known as breccia. Breccia is a sedimentary rock made up of sharp and coarse angular fragments.

  • Breccias signifies a sediment that has not moved too far away from its source of formation.
  • If the source of the rock is far away, the fragments would have been chipped off to form rounded fractions.
  • Breccias usually have a cement made up of calcareous materials or sometimes iron.

Learn more:

sedimentary rocks brainly.com/question/2740663

#learnwithBrainly

7 0
3 years ago
Cristina and Juan are twins who developed from two separate fertilized ova that were fertilized by two different sperm, while Ma
Zinaida [17]

Answer: i- fraternal or dyzygotic twins

ii- monozygotic twins

Explanation: dyzygotic twins develop when two separate oocyte are fertilised by two different spermatozoa. They are also referred to as nonidentical or fraternal twins. They can be of the same or different sex.

Monozygotic twins develop when one oocyte fuses with one spermatozoa and splits into two after fertilization. These twins are also known as identical twins as they will be of the same sex and have the same gene, blood groups and physical features. They may be of different sizes and often have very different personalities and characters.

6 0
3 years ago
Which objects first release phosphorus over time?
uysha [10]
Phosphorus moves in a cycle through rocks , water , soil , and sediments and organisms
6 0
3 years ago
Energy flows through an ecosystem in one ____, from the sun or organic compounds to ____ and the to various ____ . ((HELP ME PLE
vlabodo [156]
Hi!

Energy will flow through an ecosystem in one <em>direction, </em>from the sun or inorganic compounds to<em> autotrophs </em>and then to various <em>heterotrophs. </em>

The energy flow in an area will be delivering light energy to <em>autotrophs</em>, which make their food from the energy the sun produces. 

The energy flow also delivers energy via inorganic compounds to <em>heterotrophs</em>, which do not make their own food.

Hopefully, this helps! =)
8 0
3 years ago
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