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Which statement best describes the difference between speed and velocity?
Stopwatch
6 meters
Yes, it can have reached the fort.
m/s^2
A rock's velocity increases from 5 m/s to 10 m/s as it falls down a cliff.
Change in position divided by change in time
Velocity is speed with a direction.
1.2 km/h north
A snowball flies through the air with a speed of 15 m/s. It spends 5s in the air before hitting the ground. Can the snowball have reached the enemy fort 50 meters away?
Stopwatch
6 meters
Yes, it can have reached the fort.
m/s^2
A rock's velocity increases from 5 m/s to 10 m/s as it falls down a cliff.
Change in position divided by change in time
Velocity is speed with a direction.
1.2 km/h north
Speed can be defined as
Stopwatch
6 meters
Yes, it can have reached the fort.
m/s^2
A rock's velocity increases from 5 m/s to 10 m/s as it falls down a cliff.
Change in position divided by change in time
Velocity is speed with a direction.
1.2 km/h north
Which unit is acceleration measured in?
Stopwatch
6 meters
Yes, it can have reached the fort.
m/s^2
A rock's velocity increases from 5 m/s to 10 m/s as it falls down a cliff.
Change in position divided by change in time
Velocity is speed with a direction.
1.2 km/h north
In which situation is an object accelerating?
Stopwatch
6 meters
Yes, it can have reached the fort.
m/s^2
A rock's velocity increases from 5 m/s to 10 m/s as it falls down a cliff.
Change in position divided by change in time
Velocity is speed with a direction.
1.2 km/h north
Which of the following pieces of equipment might be helpful if you wanted to measure acceleration?
Stopwatch
6 meters
Yes, it can have reached the fort.
m/s^2
A rock's velocity increases from 5 m/s to 10 m/s as it falls down a cliff.
Change in position divided by change in time
Velocity is speed with a direction.
1.2 km/h north
A migrating eagle flies 7.2 km north over 6 hours. What is the velocity of the eagle?
Stopwatch
6 meters
Yes, it can have reached the fort.
m/s^2
A rock's velocity increases from 5 m/s to 10 m/s as it falls down a cliff.
Change in position divided by change in time
Velocity is speed with a direction.
1.2 km/h north
A grasshopper jumps with a speed of 3 m/s from a leaf. It flies through the air for 2 seconds before landing on a fence. How far is the leaf from the fence?
Stopwatch
6 meters
Yes, it can have reached the fort.
m/s^2
A rock's velocity increases from 5 m/s to 10 m/s as it falls down a cliff.
Change in position divided by change in time
Velocity is speed with a direction.
1.2 km/h north
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