Alright, so mass is a property of a physical body. During physical changes, such as acceleration, force, etc, the mass stays the same since we are not affecting its physical shape, just where it is physics wise. So yeah mass is conserved during a physical change.
(This is very confusing I'm bad at explaining things sorry)
Aids is one of the disease that damage little by little the immune system until the human body die.
Answer:
Sorry if I get it wrong but I think
A: Nucleus
B: Cytoplasm
C:Ribosomes
D:DNA
E:Cell membrain
Explanation:
This is a case of a hypertrophic cardiomyopathy with preserved ejection fraction. A hypertrophied left ventricle is a echocardiographic sign that there is chronic stress put in the left ventricle, most commonly in overcoming high aortic pressures in patients with systemic hypertension. In this case, there is normal chamber volume and normal ejection fraction therefore the heart is functionally normal and ejection fraction is preserved.
B. plastic , the recycling of plastic would conserve fossil fuels
