2nd Semester Examination, May 2025

A place or object (like a stop sign or mailbox) used for comparison to determine if another object is in motion is called a

• comparison point

• frame of reference

• point of view

• motion detector

If a bicyclist travels 30 kilometers in two hours, her average speed is ____.

• 30 km/h

• 60 km/h

• 15 km/h

• 2 km/h

What is the formula to calculate speed?

• S = t/d
• S = d/t
• S = d x t
• S = t x d

What is the person doing from 5 seconds to 10 seconds?

• Walking at a constant speed
• Running fast
• Not moving
• Walking slow

Which of the following is a unit of speed ?

• sec
• mi
• m/s
• min

A negative acceleration means that your object is _____. 

• not accelerating
• not moving
• speeding up 
• slowing down 

Distance formula

• S X T

• T X S

• T/D

• D/T

Velocity includes what and what?

• speed over time

• speed and acceleration

• Speed and direction

• Mass and motion

Which runner stopped for a rest?

• Albert
• Bob
• Charlie

Homer was riding his bike at 250 meters/minute. After being chased by a dog for 2 minutes, he sped up and traveled 300 meters/minute. What was his acceleration?

• 45 meters/minute²

• 25 meters/minute²

• -50 meters/minute²

• 160 meters/minute²