P4.C Progress Check 4

QuizÂ by ALEJANDRO URBY

High School
Physics (2017)
Texas Essential Knowledge and Skills (TEKS)

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### Measures 1 skill fromHigh SchoolPhysics (2017)Texas Essential Knowledge and Skills (TEKS)

112.39.c.4.c

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5 questions
• Q1
Identify the variables given in the situation above.
v(x)=12.5m/s, v(iy)=12.5m/s
v(x)=21.7m/s, v(iy)=21.7m/s
v(x)=12.5m/s, v(iy)=21.7m/s
v(x)=21.7m/s, v(iy)=12.5m/s
120s
112.39.c.4.c
• Q2
To find the horizontal displacement, we need to first find time. What equation is necessary to solve for time?
a=(v(f)-v(i))/t
d(y)=(1/2)gt^2
d(x)=v(x)t
120s
112.39.c.4.c
• Q3
Refer to the information and diagram above. The student would like to increase the flight time of the baseball without changing the angle the ball is released. What can the student do to increase the flight time of the ball? (no air resistance)
Increase the mass of the ball
Decrease the mass of the ball
Decrease the velocity of the ball
Increase the velocity of the ball
120s
112.39.c.4.c
• Q4
Calculate the horizontal displacement as the ball reaches peak height.
d(x)=27.7m
d(x)=55.4m
d(x)=9.8m
d(x)=11.35m
120s
112.39.c.4.c
• Q5
What would a vertical displacement vs. horizontal displacement graph look like?
Straight line with positive slope
Curved line approaching the reference point
Straight line with negative slope
Curved line leaving the reference point
120s
112.39.c.4.c

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