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Brums [2.3K]
2 years ago
9

How is gravity measured​

Biology
2 answers:
WARRIOR [948]2 years ago
6 0

Answer:

Explanation: blueyedmtngirl from my understanding from astrophysics,there is no unit to measure gravity but its presence can be known.

blueyedmtngirl if I have not answered you to your satisfaction please comment below.

Mice21 [21]2 years ago
3 0

Answer:

Gravity is measured by acceleration that it gives to freely falling objects . At Earth's surface the acceleration of gravity is about 9.8 meters ( 32 feet) per second per second. Thus, for every second an object is in free fall, its speed increases by about 9.8 meters per second.

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Zanzabum

Answer:

Sedimentary rock can change into metamorphic rock or into igneous rock. ... On Earth's surface, wind and water can break rock into pieces. They can also carry rock pieces to another place. Usually, the rock pieces, called sediments, drop from the wind or water to make a layer

Explanation:

7 0
3 years ago
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Which scientist made observations which led to the theory of evolution? darwin bohr thompson edison
postnew [5]
Charles Darwin made the observations which led to the theory of evolution.

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3 years ago
7. List three things that can bring life to a barren island​
Yanka [14]

Answer:

Plantlife, grow a garden. Animal life, raise some livestock. And a water source, most definitley.

Explanation:

4 0
3 years ago
Explain the chemical properties that cause water to have a relatively high specific heat and how that, in turn, affects water's
RideAnS [48]
Water is a polar molecule bcz oxygen bears partial negative charhe and hydrogen bears partial positive charge. This results in extensive hydrogen bonding btween water molecules. The temperature is another way of saying the average kinetic energy of gases liquids or vibration for the case of solids. The Heat Capacity is the ability of matter to absorb thermal energy. Water's specific heat is defined as one. Water has high heat capacity because it can store heat in many ways. Which makes its capacity higher than anything
3 0
2 years ago
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Give two reasonsthat may account for the continuous firing of a<br> PostsynapticNeuron.
lyudmila [28]

Answer:

1.Continuous diffusion of negatively charged ions into the postsynaptic neurons , <u>which  leads to continuous reversal of charges (hyperpolarization) and therefore continuous firing of action potential</u>

2. Inhibition of hydrolytic enzymes e.g (acetycholinesterase)   that  metabolize activities of  cholinergic   neurotransmitters  e,g acetycholine at post synaptic cleft. leading to firing of action potential.

Explanation:

Neuron whose dendrites  transmits action potential to the  neuromuscular junction is called presynaptic neuron. While  neuron that  transmit action potential away from the neuronal synaptic junction, or from the neuromuscular  junction to the cell body of adjacent neuron or to effectors (gland and muscles) are called  post synaptic  neuron.

The more  negatively charged ions that diffused into the post synsptic neuron, the more depolarization, and the greater the frequency of action potential produced

The inhibition of  activities of hydrolytic enzyme which metabolize cholinergic neurotransmitter leads to  continuous   excitatory activities  of cholinergic neurotransmitters   on  the receptors at the postsynaptic neuron, and the more  action potential

6 0
3 years ago
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