Calculating Speed
What is the speed of a boat that travels 2 miles in 4 hours?
The change in speed or direction per unit of time
Acceleration
Newton's first law of motion is also known as the law of __________.
Inertia
What unit is used to measure force?
Newtons
What is the speed of a football player who runs 100 yards in 50 seconds?
2 yards per second
Forces that are equal in every direction
Balanced forces
For every action, there is an equal and opposite reaction.
Newton's Third Law
How does mass impact a vehicle's breaking distance?
If a vehicle has more mass, it will have a longer breaking distance.
What is the most commonly used unit for speed in science?
Meters per second (m/s)
Someone who uses science and tools to solve a practical problem.
Engineer
If an object has more mass, more force will need to be applied to it to accelerate. Which law is this?
Newton's Second Law
What has the largest impact on the kinetic energy of a moving object?
The speed of the object
What is the speed of a car that travels 30 meters in 5 seconds?
6 m/s
The time interval between the moment a driver realizes there is a problem and when the driver applies the breaks.
Reaction time
If a tennis ball is thrown in space, where no forces are acting upon it, it will move forever. What law is this?
Newton's First law
What unit is used to measure mass?
Grams (g)
What is the speed of a person who walks 49 meters in 7 minute?
7 meters per minute
In engineering design, something that limits the solution of a problem.
Constraint
Objects in motion will stay in motion unless they are acted on by a(n)...
Unbalanced Force
Who is Sir Isaac Newton?
...