Answer:
A. Blood is pushed through vessels
Explanation:
Heart muscles contract and relax. The most important effect of this action on the human body is Blood is pushed through vessels.
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Below are the choices that can be found elsewhere:
<span>semi-truck – it has more inertia
</span>
semi-truck – it has balanced forces
<span>
small car – it has more inertia
</span>
<span>small car – it has balanced forces
</span>
The answer is "<span>semi-truck – it has more inertia"</span>
Answer:
B) Help produce oxygen
C) Help make foods
D) Help break down dead materials
Explanation:
B - Life on Earth <em>depends</em> on protists since they are the ones who supply us with oxygen.
C - Provide food to other living organisms in food chains/webs.
D - Even, recycle important nutrients just for other life forms to use (some protists may also be decomposers; as they also release nutrients into the environment).
Answer:
According to arthropolis.com a day lasts 24 hrs on June 21 at the artic circle
Explanation:
