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How fast is a freely falling object going when it falls for 9 seconds?
90 m/s
F = ma relates to what law?
Newton's Second law
For every action there is a (n) ________ and opposite reaction, and is the basis for what law?
equal / Newton's third law
The slope of a distance time graph is the object's....
average velocity
Which is bigger, a 100 centimeters or 1000 millimeters?
They are the same
If you know the distance traveled and the amount of time it took, speed may be calculated by:
dividing distance by time
Doug rides a motorcycle at an average speed of 42 miles per hour for 3.6 hours. The distance he travels is about ____ miles.
151 miles
Gwen rides her bicycle 2.4 kilometers up a steep hill in 8 minutes. Her speed is ____ kilometers per minute.
0.3 km/min
If the net force acting on a moving object is zero, the object will do what in regards to speed and direction?
continue in the same direction with no change of speed.
The Newton is defined as the force of that can give a ______kg object an acceleration of ________ m/s/s,
1
The weight of a 10 Newton object is .....
10 Newtons
The weight of a 10 kg object is....
100 Newtons
The rate of change in the speed of an object is known as:
acceleration
The metric unit of force preferred by scientists is the:
Newton
The metric unit of mass, distance and time preferred by scientists are the:
kilogram, meter, second
The inertia of two objects must be the same if the same force causes the same ____?
acceleration
