Newton #1&3
An object at rest remains at rest and an object in motion remains in motion unless acted on by an unbalanced force.
What is Newton's first law?
Newton's 2nd law, which is the most famous equation in Physics
What is "net F=ma"?
The number of significant digits in 0.034025 kg
What is 5?
The formula for gravitational force
What is mg?
The system of measurement everyone elses use except for the US.
What is the metric system, or SI (Systeme International)?
When thing A exerts a force on thing B, thing A feels the same force, in the opposite direction, from thing B.
What is Newton's 3rd law?
The unit force is measured in (SI)
What is a newton?
The number of significant digits in 5.2 x 102 m
What is 2?
As distance increases, gravitational force ______
What is decreases?
The number of centimeters in a meter.
What is 100?
I said that any object at rest will remain at rest or, if moving, will continue moving at a constant velocity, and I said it before Newton did.
Who is Galileo?
The net force required for a 2.1 kg cart to accelerate at +3.0 m/s2
What is +6.3 N?
3402m converted to scientific notation using the correct significant digits.
What is 3.402 x 103 m?
The force of gravity on a 5.5-kg bag of sand on the surface of the earth
What is 55N?
You and a friend are pushing a box across a level floor from opposite sides. You are pushing with 100 N of force to the left, and your friend is pushing with 80 N of force to the right. This is the Net Force.
What is 20N?
The net force on a seated 48.5kg passenger on a train moving at constant velocity
What is 0?
Your ______ would change on another planet but your _______ stays the same
What are weight vs. mass?
0.000432kg converted to scientific notation using the correct significant digits.
What is 4.32 x 10-4 kg?
When gravity is the only force acting on an object, the object is said to be in _____________
What is free fall?
The measurement most appropriate to measure a cucumber
3mm, 5.5 mm, 21 cm, or 550 km?
What is 21cm?
This is represented by the slope of a velocity vs. time graph
What is acceleration?
The acceleration of a boy on a skateboard if the unbalanced forward force on the boy is 15N and the total mass is 58 kg
What is 0.26 m/s2 ?
kg*m/s2
What is a Newton?
When air resistance becomes equal to gravitational force, an object reaches __________________
What is terminal velocity?
a) Units of measurement for acceleration
b) Units of measurement for velocity
c) Units of measurement for displacement
What are...?
a) m/s2
b) m/s
c) m