2D Kinematics

Motion in the "x" direction is vertical. Motion in the "y" direction is horizontal.

• True

• False

When Bob is jumping up and down on a trampoline, how would you describe his motion?

• Vertical

• Horizontal

A cliff jumper jumps off a cliff with an initial horizontal velocity of 10 m/s. The cliff is 10 meters high. How far from the base of the cliff does the diamond fall?

• 13 m

• 14.28 m

• 1.3 m

• 0.1428 m

A ball is thrown straight into the air with an initial vertical velocity of 2 m/s. What is the maximum height of the ball?

(the time to reach the maximum is 0.41 s)

• 0.816 m

• 0.204 m

• -0.82369 m

• 1,234,567.8 m

Tags

NGSS.HS-PS2-4

Which of the following is the correct equation for cos?

• Cos(angle) = hypotenuse/adjacent

• Cos(angle) = adjacent/hypotenuse

• Cos(angle) = opposite/adjacent

• Cos(angle) = opposite/hypotenuse

 $\frac{m}{s^2}$  is the unit for

• acceleration

• velocity

• time

• distance

Tags

NGSS.HS-PS2-1

A baby crawling across the floor has a _________ displacement

• vertical

• horizontal

Projectile motion can be broken down into horizontal and vertical ____________

• components

• pieces

• parts