Projectile Motion and Gravity Concepts

Gravity affects the _______.

• horizontal direction

• vertical direction

• both the horizontal and vertical directions

• neither the horizontal or vertical direction

Tags

NGSS.HS-PS2-4

Ms. Hagan is holding 2 identical steel marbles. She is going to launch Marble A out horizontally and drop Marble B straight down from the same height at the same time as Marble A is launched. What will happen?

• Marble A will hit the ground first.

• Marble B will hit the ground first.

• They will hit the ground at the same time.

• Neither Marble will ever hit the ground.

Tags

NGSS.MS-PS2-4

_____ is the only variable that can be used in both the horizontal and vertical directions because it is a scalar quantity.

• Vertical Velocity

• Time

• Acceleration

• Horizontal Distance

___________ remains constant because gravity only affects the vertical direction.

• Horizontal velocity

• Vertical velocity

• Acceleration

• Time

Use a formula to answer the following question:

  A ball is thrown from a tower 55 m above the ground at a horizontal velocity of 15 m/s.  How long will the ball be in the air?

• 3.35 s

• 11.22 s

• 2.36 s

• 55 s

Use a formula to answer the following question:

  A ball is thrown from a tower 55 m above the ground at a horizontal velocity of 15 m/s.  How far from the edge of the cliff does the ball land?

• 51m

• 50.3m

• 50.2m

• 50m

Tags

NGSS.HS-PS3-2

Use a formula to answer the following question:

  A ball is thrown from a tower 55 m above the ground at a horizontal velocity of 15 m/s.  What is the final vertical velocity

• 32 m/s

• 32m/s2

• 32.8m/s

• 32.8m/s2

Tags

NGSS.HS-PS2-1

A person runs off a 10m cliff into the water below at a speed of 1.2m/s. What's the y - acceleration?

• 0 m/s/s

• 1.2 m/s/s

• -9.8 m/s/s

• -10 m/s/s

Tags

NGSS.HS-PS2-1

A person runs off a 10m cliff into the water below at a speed of 1.2m/s. What's the y - initial velocity?

• 0 m/s

• 1.2 m/s

• 9.8 m/s

• 10 m/s

A person runs off a 10m cliff into the water below at a speed of 1.2m/s. What's the x - initial velocity?

• 0 m/s

• 1.2 m/s

• 9.8 m/s

• 10 m/s

Tags

NGSS.HS-PS2-1