Answer:
Convection is the process of warm fluids rising and cooler fluids sinking. Inside the Earth, convection is powered by heat mostly from the core. The slow circulation of rock in the mantle moves the tectonic plates at the surface.
Explanation:
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ANSWER:</h2>
1) Back word 2) 2197 kg
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EXPLANATION:</h2>
recoil (regularly called knock back, kickback or basically kick) is the retrogressive development of a firearm when it is released. so when the cannon is fired the bullet will move forward and the cannon will move backward
The power of gravity on the moon is 1.6m/s2. Along these lines, the mass of a protest that weight is 21,532, the mass of that question on the moon will be 2197 kg.
The correct answer is A. Experimental group
Explanation:
In experiments, the experimental group refers to the group of subjects that receives special treatment or in which the scientist or researcher intervenes. This is the opposite of a control group that does not receive treatment and therefore, it is used as a reference to measure the effect of the treatment.
This implies, in the experiment presented Group A is the control group as they do not have special treatment because they sleep normally and Group B is the experimental group as the researcher modifies their sleep time and reduces it two hours which means in this group there is a treatment or intervention.
Bone marrow contains stem cells that give rise to all of yur blood cells.
