1. which of the following demonstrate motion?
a.boy jogging in place
b.dog barking at the garage
c.girl running towards his father
d.boy running on a treadmill device

2.how can a biker travel a great distance in a specified time?
a.pedal faster to increase the speed of the time
b.pedal slowly to decrease the speed of the time
c.increase the distance it will cover in the same time allotment
d.pedal faster to increase the the time it will take it to cover the distance

3.which does not demonstrate motion?
a.pencil on the table
b.ball rolling on the floor
c.ballerena dancing on stage
d.mother walking on the street

4.which unit preferably used to measure the distance between two cities?
a.centimeters b.kilometers c. meters d.mile​