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Artemon [7]
3 years ago
6

1. A _________________________ is a tool that makes it easier to do work.

Biology
1 answer:
zheka24 [161]3 years ago
4 0

Answer:

1. Simple Machine

3. Fulcrum

I'm studying simple machines in my physical science class

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Helpppppp HAHAHAHHAHA IM STRUGGLING
OlgaM077 [116]

Answer:

Option D = 3.4 g/mL

Explanation:

Given data:

Volume of water = 21.2 mL

Volume of water + object = 27.8 mL

Mass of object = 22.4 g

Density of object = ?

Solution:

First of all we will calculate the volume of object.

Volume of object = Volume of water+ object - volume of water

Volume of object = 27.8 mL - 21.2 mL

Volume of object = 6.6 mL

Density of object:

d = m/v

d = 22.4 g/ 6.6 mL

d = 3.4 g/mL

4 0
3 years ago
PLS HELP I DONT UNDERSTAND :( WILL GIVE BRAINLIEST + 25 POINTS!!! :D
Ludmilka [50]

Answer:

I think its the last one

7 0
3 years ago
Which of the following best describes the structure of a mushroom that you observe above the ground?
Alex Ar [27]

The right answer is Fruiting type.

The sporophore (literally "spore carrier"), also called Fruitbodies, is the reproductive system of the so-called superior mushrooms. It is, in popular language, the organ of the "fructification" of the mushroom mycelium. It contains sporocysts (basid and asci) that differentiate in the hymenium and produce spores in various forms. It is present in the mushroom's cap.

4 0
3 years ago
Read 2 more answers
Question 8
Natalija [7]

Answer:

run off

Explanation:

sewers eventualy go to lakes or oceans

7 0
3 years ago
The neuronal circuitry to skeletal muscles involves neurons that stimulate contractions and those that inhibit contractions. The
UNO [17]

Answer:

somatic motor neuron hyperexcitability; inhibition

The neuronal circuitry to skeletal muscles involves neurons that stimulate contractions and those that inhibit contractions. The muscle spindles and Golgi tendon organs are involved in maintaining the proper muscle tonus (resting muscle tension); they work by signaling the CNS. Since tetanus involves SOMATIC MOTOR NEURON HYPEREXCITABILITY, the neurons involved in muscle contraction INHIBITION are affected.

Explanation:

Tetanus is a infection that is caused by a bacteria called Clostridium tetani. It occurs when open wounds in the body are not properly treated and they get infected. This wound can be caused by stepping on a nail or sharp object like broken bottle.

When tetanus enters an open wound present on the body, it attacks the neurons in the body, specifically the somatic motor neurons. Tetanus hinders the release of neurotransmitters and blocks the inhibitory properties of the muscles. These causes the muscles of the body to contract unhindered and uncontrollably resulting in spasms. This can also be referred to as neuronal hyperexcitabilty.

7 0
3 years ago
Read 2 more answers
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