BIOLOGY MIDDLE SCHOOL

which term refers to the transfer of thermal energy through the rising of warm particles and sinking of cool particles in a fluid

Answers

Answer 1
Answer: Convection. Think of a lava lamp. When the ball of wax is at the bottom, it heats up and floats to the top. When it cools from being away from the heat, it sinks back down.

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Which body changes occur after an individual has become an adult?A.puberty
B.metamorphosis
C.lifespan
D.aging

Answers

This is aging, so D), because puberty happenes when you become an adult, and metamorphosis is a totally different thing, lifespan is the amount of years you live. 
Hope it helped!
D) aging. 
Does this help? 

Which is the best approximation of the density a buoy would need to be to test water conditions at a depth of 2000 meters?A. 1.020 g/cm$$
B. 1.025 g/cm$$
C. 1.030 g/cm$$
D. 1.035 g/cm$$
E. 1.040 g/cm$$
F. 1.045 g/cm$$
G. 1.050 g/cm$$

Answers

GAnswer:

Explanation:

10POINTS!!!Select ALL that apply,
Select the item if it helps organisms keep their shape.
A.bone
B.smooth muscle
C.skeletal muscle

Answers

A and C keep their shape 
The answer is A. 

Smooth muscles and Skeletal muscles are tissue that move, either voluntarily or involuntarily.

Which of these is an example of an adaptive (or specific) immune response? A. A person's immune system responds to dirt entering the eye by increasing tear flow and flushing the dirt out of the eye. B. A person's immune system recognizes that a bacterial infection is present and signals the hypothalamus to increase body temperature. C. A person's immune system responds to

Answers

Answer:

b

Explanation:

Which of the following animals is most likely to have an open circulatory system? A. lizard B. bird C. dog D. crab

Answers

The circulatory system helps in the exchange of gases, nutrients, and hormones. Crab have an open circulatory system. Therefore option D is correct.

What is an open circulatory system?

There are two types of circulatory system :

  • Open circulatory system.
  • Closed circulatory system.

In open circulatory system there are no blood vessels and blood flows in open cavities. It is seen in arthropods and many molluscans species.

In closed circulatory system there are blood vessels and blood flows in blood vessels. This type of circulatory system is seen in mammals, Aves and other phylum as well.

Lizard belongs to phylum reptiles and have closed circulatory system. Bird belongs to phylum Aves and have closed circulatory system. Dog is a mammal and have closed circulatory system. Crab is an arthropod and have open circulatory system.

Therefore, Crab is an arthropod and it have open circulatory system.  Hence, the correct option is D.

To learn more about circulatory system, refer to the link:

brainly.com/question/10103458

#SPJ6
D crab because they is the part of the circulatory system

Which agent of weathering breaks down limestone statues?A.
liquid water

B.
acid chemicals

C.
plants

D.
wind

Answers

B) acid chemicals is your answer
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