Uniform Motion Review

What variable is used to represent position?

• x

•  $\Delta x$  

• d

•  $x_f$  

What variable is used to represent displacement (change in position)?

• x

•  $\Delta x$  

• d

•  $x_f$  

What variable is used to represent final position?

•  $x_i$  

•  $\Delta x$  

• d

•  $x_f$  

What variable is used to represent distance?

•  $x_i$  

•  $\Delta x$  

• d

•  $x_f$  

If I walk from the tower to the bus station, what is my displacement? Remember,

 $\Delta x\ =\ x_f\ -\ x_i$  

• 25 km

• -25 km

• -30 km

• 30 km

If I walk from the tower to the bus station, what is my distance travelled? Remember,

 $d\ =\left|\Delta x\right|$ 

• 25 km

• -25 km

• -30 km

• 30 km

If I walk from the tower to the airport, what is my displacement? Remember,

 $\Delta x\ =\ x_f\ -\ x_i$  

• 25 km

• -25 km

• -30 km

• 30 km

If I walk from the tower to the airport, what is my distance travelled? Remember,

 $d\ =\left|\Delta x\right|$ 

• 25 km

• -25 km

• -30 km

• 30 km

If I walk from the tower to the airport and then to the bus station, what is my displacement? Remember,

 $\Delta x\ =\ x_f\ -\ x_i$  

• 25 km

• -25 km

• 55 km

• 85 km

If I walk from the tower to the airport and then to the bus station, what is distance travelled? Remember,

 $d\ =\ \left|\Delta x\right|$  

• 25 km

• -25 km

• 55 km

• 85 km