Relative Velocity DOL

What is the walker's speed with respect to the train?

• 30 mph

• 10 mph

• 40 mph

• 50 mph

Observers using different ___________________ may measure different velocities for an object in motion

• frame of reference

• relatives of motion

• projectile motions

• constant velocity

What is the walker's speed from the observer's perspective?

• 10 mph

• 40 mph

• 50 mph

• 30 mph

Tags

NGSS.MS-PS3-1

What is the train's speed with respect to the stationary observer?

• 40 mph

• 50 mph

• 10 mph

• 30 mph

Tags

NGSS.MS-PS3-1

A plane is flying south at 150 m/s. A wind is blowing west at 30 m/s. What is the velocity of the plane relative to the ground?

• 153 SW

• 123 SW

• 143 SW

• 113 SW

A canoe is traveling west at 5 m/s while the river is flowing east at 3 m/s. What is the velocity of the canoe relative to the land?

• 2 m/s

• 3 m/s

• 4 m/s

• 5 m/s

A man is on a train that is traveling south at 26 m/s. The man gets up and walks north at 3 m/s. What is the velocity of the man relative to someone sitting on the train?

• 3 m/s north

• 29 m/s south

• 23 m/s north

• 0 m/s

A plane is flying west at 120 m/s and a wind is blowing north at 40 m/s. What is the velocity of the plane relative to the ground?

• 120 m/s northwest

• 160 m/s northwest

• 126.5 m/s northwest

• 145.5 m/s northwest

A man is riding his bike east at 10 m/s while a river is flowing 6 m/s west. What is his velocity relative to the river?

• 4 m/s east

• 16 m/s east

• 5 m/s west

• 10 m/s west

Relative Velocity always includes which of the following? (Hint: Remember that this is a velocity)

• Speed

• Direction

• Speed and Direction