Solve Quadratic Gravity Word Problems

Quiz
•
Mathematics
•
9th Grade
•
Hard
Anthony Clark
FREE Resource
14 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A frog is sitting on the ground when he is scared by a big dog. The movement of the frog is modeled by the equation h = -6t² + 6t where h is the frog's height at any given time, t. How high does the frog jump?
0.5
1
1.5
2
5
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A toy rocket is launched from the top of a 48-foot hill. The rocket's height, h(x), is modeled by the
equation h(x) = -16x2 + 32x +48 after x seconds. How high was the rocket at 2 seconds?
3
32
48
64
100
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The function f(t) = -5t2+20t + 60 models the approximate height of an object t seconds after it is launched. How many seconds does it take the object to hit the ground?
4 seconds
2 seconds
6 seconds
9 seconds
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Your friend passes you the ball during a soccer game. The height off the ground is modeled by the equation
h = -4t2 + 12t. How high did the soccer ball get?
1.5
3
5
9
15
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The height of a water balloon that is launched into the air is given by h(t) = -5x2+20x+25. When will the balloon explode on the ground?
5 seconds
1 second
2 seconds
3 seconds
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The height of a water balloon that is launched into the air is given by h(t) = -5t2 + 40t + 2. From what height was the balloon released?
2 meters
5 meters
40 meters
20 meters
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
a
b
c
d
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