Answer:
If there are no forces acting upon the object, then there is no acceleration. If there is no acceleration, then the object will move with a constant velocity.
Explanation:
I believe the correct answer is "<span>Constructive interference occurs when the crest of one wave overlaps the trough of another and their individual effects are reduced or cancelled out."</span>
It's false because in some countries it's used to make power.
Answer:
The height of a tower would be 27.5 meters
Explanation:
Notice that in both cases you are dealing with diagrams representing vertical objects and shadows created by the sun, against the ground, so we are in the presence of right angle triangles which have in common another angle (that made by the rays of the sun. So we can use similar triangles and the proportion that is generated based on the quotient of similar sides to find the unknown height (h).
Answer:
Iron deficiency
Explanation:
or more scientifically explained as decreased hemoglobin levels in your blood but still caused by lack of iron.