Projectile Motion

Question 1

Which arrow best represents the path of an object with projectile motion?

Revolt · Accepted Answer

Answer image: //media.edgenuity.com/evresources/8301/8301-02/8301-02-05/8301-02-05-assessment/8301-02-05-07c-1.png

Question 2

Sung rolls a marble off the edge of a table. She rolls the marble off the same table again but at a different speed.

Revolt · Accepted Answer

The marble’s horizontal velocity changes, but its vertical velocity does not.

Question 3

A basketball rolls off a deck that is 3.2 m from the pavement. The basketball lands 0.75 m from the edge of the deck. How fast was the basketball rolling?Seema lists the given values in a chart and determines that the unknown value is vx.

Revolt · Accepted Answer

The value of y should be –3.2 m.

Question 4

The formulas used to analyze the horizontal and vertical motion of projectiles launched at an angle involve the use of which function(s)?

Revolt · Accepted Answer

cosine and sine

Question 5

Projectile motion is a combination of which two types of motion?

Revolt · Accepted Answer

horizontal and vertical

Question 6

Which formula can be used to calculate the horizontal displacement of a horizontally launched projectile?

Revolt · Accepted Answer

x = vxt

Question 7

Rosa uses the formula (vi cos)t to do a calculation. Which value is Rosa most likely trying to find?

Revolt · Accepted Answer

the horizontal displacement of a projectile launched at an angle

Question 8

In the formula vy = ayt, what is the value of ay for an object in projectile motion?

Revolt · Accepted Answer

–9.8 m/s2

Question 9

[BLANK]

Revolt · Accepted Answer

parabolic

Projectile Motion Answers

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