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ratelena [41]
3 years ago
10

Which of the following statements is true?

Biology
1 answer:
insens350 [35]3 years ago
3 0

Answer: D

Explanation:

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When a car air bag inflated sodium azide (NaN3) decompose and produces nitrogen gas (N2) and another product. What element dose
lora16 [44]

Answer:

Hope you are having

Explanation:

a good day

3 0
3 years ago
Using the specific steps of the scientific method, tell me how you would use the scientific method to solve this problem: A fami
Nastasia [14]

Answer:

Explanation:

Scientific Research is a method used in the construction and testing of a scientific hypothesis.

It has six steps that can be used in solving questions ask or observations made which is A family wants to test the effectiveness of a misting shower head in conserving (saving) water compared to their regular shower head.

Steps to follow:

Make an observation: An observation would be made on how water is been used in the house and how it can be conserved, this observation is what brings about the question asked

Ask a question : The question is

which is more effective in conserving water a misting shower head or regular shower.

Form a hypothesis, or testable explanation: An hypothesis is formulated for the question asked

Example: Null hypothesis: Mistling shower conserves more water than shower head

Alternative: Mistling shower conserves less water that normal shower.

Make a prediction based on the hypothesis: Predictions are made on what could be the cause if there is indeed a difference and what could cause the difference

Test the prediction: An experiment is conducted to test the hypothesis if indeed Mistling is better than normal shower, the appropriate method is determined to be used for the experiment.

Iterate: The result gotten helps to butters our hypothesis if its to be acceoted or rejected. If rejected further research can be conducted on the effectiveness of normal shower in conserving water.

7 0
3 years ago
Which matches mendeleev's prediction for the properties of eka aluminum answers?
alex41 [277]
For the answer to the question above, I think that <span>Mendeleev's eka-aluminum is what we know today as <u><em>GALLIUM</em></u></span><u><em>.</em></u>
or the era of Mendeleev is <u><em>Aluminum</em></u> which is that <span>it would <u><em>be a soft metal with a low melting point.</em></u></span>
I hope my answer helped you. Have a nice day!
<span /><u />
4 0
3 years ago
Read 2 more answers
What is the largest flower in the world?
kykrilka [37]

Answer:

<u>Rafflesia arnoldii</u>

Explanation:

The flower with the world's largest bloom is the Rafflesia arnoldii. This rare flower is found in the rainforests of Indonesia. It can grow to be 3 feet across and weigh up to 15 pounds! It is a parasitic plant, with no visible leaves, roots, or stem.

8 0
3 years ago
What are the physiological reactions to stress in the alarm stage
suter [353]

Answer:

Physiological reactions to stress in the alarm stage include: <em>increased heart rate and blood pressure, dilated pupils, rapid and shallow breath, and increased cortisol levels.</em>

Explanation:

Hans Seyle, a medical doctor proposed a model called the General Adaptation Syndrome (GAS) to explain the effects and stages of coping with the stress. The GAS model has three stages, known as:

1. Alarm stage

2. Resistance stage

3. Exhaustion stage

The <em>alarm</em> stage is the first stage of responding to stress. During this stage, the fight-or-flight response is activated when an individual is experiencing stress. This stage involves the following physiological reactions:

1. Increased heart rate

2. Increased blood pressure

3.  Dilated pupils

4. Rapid and shallow breath

5. Increased cortisol levels

8 0
4 years ago
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