1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
vovangra [49]
4 years ago
12

Give two examples of friction being a useful force

Biology
2 answers:
Grace [21]4 years ago
8 0
Can start a fire( rubbing to rocks together) and friction is used when you hit the brakes on a car( the pad pushes down on the tire). Good luck!
timurjin [86]4 years ago
8 0
Friction is useful for walking. We would never stop going. We would constantly be slipping. and clothes would be very difficult

It is also useful for grabbing. Imagine trying to grab an oiled up phone. It would slip out of your hands! Everything would be  like that without friction
You might be interested in
A simple _____ telescope uses two convex lenses to gather and focus light.
labwork [276]
A simple <em><u>refracting</u></em> telescope uses two convex lenses to gather and focus light from a distant object.
4 0
3 years ago
The observation an author makes about life in his story is its _____.
DENIUS [597]
The observation an author makes about life in his story is its theme. 

A theme is like the moral in the story, it states the lesson/point of the story. The conflict is the problem in the story, and the plot is the sequence of order.

Answer: Theme
4 0
3 years ago
Read 2 more answers
A sperm cell of an alligator has 8 chromosomes. What is the total number of chromosomes that should be present in a stomach cell
Hunter-Best [27]
B-16

Explanation:
Basically, a germ cell (sperm or egg cell) is
n
. Now, the stomach cell, which is a somatic cell, is 2n
.
If you substitute
2(8)=16

Germ cells have gametes while somatic cells have chromosomes.
Hope this helps
Please make me brainliest
7 0
3 years ago
Thiobacillus denitrificans is a species of bacteria that obtains its energy from carbon dioxide and inorganic compounds such as
tensa zangetsu [6.8K]

Answer:

The correct answer would be - nitrficiation, denitrification, nitrogen fixation, and decomposition.

Explanation:

Thiobacillus denitrification is a facultative, obligate chemolithoautotrophic anaerobic bacterium that is well known for its ability to couple the oxidation of inorganic sulfur-based compounds to denitrification.

The name of the bacterium is derived from its function or the metabolic ability as it performs denitrification on thio (sulfur) based inorganic compounds by the process of oxidation. This process helps in bioremediate groundwater by these processes of nitrogen fixation by oxidation of inorganic compounds of sulfur.

Thus, the correct answer is - nitrification, denitrification, nitrogen fixation, and decomposition.

7 0
4 years ago
Read 2 more answers
Which explains how the nervous system is typically involved in keeping the body in homeostasis? It processes the environment and
vampirchik [111]

Answer:

It processes the environment and sends out signals.

Explanation:

Sense receptors can sense any changes in internal or external conditions which disturb the homeostasis. The sensory information is sent to the central nervous system which in turn process the information and commands the respective body parts to perform actions to restore the homeostasis.  

Example: The information about increased demand of oxygen during exercise is sent to the brain which in turn commands parts of breathing system and cardiovascular system to increase the breathing rate and heartbeat rate respectively to compensate for increased oxygen supply.  

 

4 0
3 years ago
Read 2 more answers
Other questions:
  • Which of the following substances is used by plants as a reactant in photosynthesis?
    15·2 answers
  • In eukaryotic cells what happens in the g1 phase that differs from the g2 phase
    13·2 answers
  • Which part of carol's nervous system gave her the strength to knock out the man's breath and run home faster than the wind?
    9·1 answer
  • The observation that the front limbs of birds and reptiles have similar homologous structures supports which of the following?
    12·2 answers
  • Identify the compound that plants make to store as energy
    5·2 answers
  • The chemical effect of the endocrine system is longer lasting than the chemical effect of the nervous system.
    8·2 answers
  • How do pseudopods work?
    10·1 answer
  • It is impossible for sperm to be functional (able to fertilize the egg) until after ________. Group of answer choices
    5·1 answer
  • What is misology? <br>State five ways of becoming brilliant.​
    10·2 answers
  • Plants breathe CO2 and release O2, while animals generally breathe O2 and release CO2. This is an example of an interaction betw
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!