Answer:
The archerfish must spit at a minimum speed of
at an angle of
above the horizontal.
Explanation:
Hi
First of all, we need to find the angle above the horizontal at which the archerfish must spit, as we can see in the attachment this angle is
.
Then we use the formula
, as we clear it for
, we obtain,
, therefore the archerfish must spit at a minimum speed of
at an angle of
above the horizontal.
The slope of the illustrated graph would give us the velocity of the object whose motion is plotted in the graph.
<h3>What is velocity?</h3>
Velocity refers to the rate of movement of objects along a particular line. In other words, the velocity of an object is the speed of the object in a specific direction relative to time.
Also, velocity = displacement/time.
In the graph, the slope is given by: Δy/Δx = displacement/time = velocity.
More on velocity can be found here: brainly.com/question/18084516
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Explanation:
B. leads to muscle strain.
45 kg * 9.8 m/s^2 = <u>441 N.</u>
Hi!
The correct answer is: C. It is the data value that appears the most often in the set.
<h3>
Explanation</h3>
The mode of a set of values is the number which is the most frequently appearing, or most repeating value in the range. The numbers that show one time each are
A - 16 , C - 25 , D - 3
While 13 appears three times with the dishes labelled
B , E and F
So, the value that appears the most times is 13, and hence 13 is taken as the mode of this data set
<h3>Hope this helps!</h3>