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Newton's Laws
Random Physics Questions
Calculations
Point/Frame of Reference
Random Physics Questions 2
100
The First Newton' Law is... A. The more force you put on a object, the greater distance it will travel B. The faster you cut cheese, the more cheese slices you will get C. An object at rest will stay at rest, and a object in motion will stay in motion unless acted upon by a greater force D. For every action, there is a equal or greater reaction
C, Obviously
100
If a scooter is rolling across the empty sidewalk, what would stop it?
Friction, a greater force Both allowed
100
A car is driving a distance of 300 miles in 4 hours. What is its speed?
75 Mph
100
Define Point of Reference.
A location to which you compare another location.
100
Acceleration measures change in ________ over a period of _______.
Acceleration measures change in VELOCITY over a period of TIME.
200
If you push on a wall with 3,000 Newtons, how much force will act upon you?
3,000 Newtons
200
A Force is a _______ or a ________
A Force is a PUSH or a PULL
200
Bob the builder was driving muck (the dump truck) along the highway at 13.4 m/s. He then accelerated to 62.6 m/s in 60 seconds. What is his velocity?
.82 m/s/s squared
200
Jim passed a tree. What was the point of reference?
The tree.
200
Objects moving at a constant speed have a (positive/negative/zero) acceleration?
Zero
300
If you apply a great amount of force on a soccer ball, what will the result be?
It will travel a great distance.
300
Define Motion
A Change of position over time.
300
What is the formula for speed?
S=d/t
300
Elmo was at an airport to get to a Justin Bieber concert. He saw a plane pass by. What is a frame of reference that could prove that the plane was moving?
Suitcase, passengers, bench, window, ect..... Anything that wasn't the plane or any of its contents.
300
What force is always acting on us?
Gravity
400
A Rocket is flying to the sun, the action is that the engins are pushing fire out the back, what is the reaction?
The Rocket is being shot towards the sun.
400
What is Inertia?
The property of matter by which it retains its state of rest or its velocity along a straight line so long as it is not acted upon by an external force.
400
What is the formula for acceleration?
A=(Final Speed-Initial Speed)/Time
400
Ryan was in a room with a door and a rock. Ryan walked pass the rock. What were the possible point of references.
The door and rock.
400
What is it called when two objects touch each other/
Contact Force
500
Dr. Howe II was standing in a field, a baseball comes flying out of nowhere and is heading straight toward the back of his head. Dr. Howe II then sensed the danger using his ninja skill, and quickly spun around facing the baseball. He used his head to slam the baseball back to the sun and lived happily ever after. What was the action accorting to Newtons third law?
Dr. Howe II using his head to hit the baseball.
500
An object with a ______er speed will travel a ______er distance in the same amount of time than an object with a _______er speed.
An object with a FASTer speed will travel a GREATer distance in the same amount of time than an object with a SLOWer speed.
500
If a truck is 300 kg and want to be accelerated at a rate of 5 m/s/s. How much force will be needed?
1,500 N
500
Bobby was in a train and passed a station, he saw a kid at the station and it appeared that the kid was moving. Is this a point of reference or frame of reference?
Point of reference because it said he passed a kid in the station not the train.
500
A runner reaches a final speed of 4 m/s after 2 seconds of acceleration at a rate of 2 m/s^2. What was the runner's initial speed?
0 m/s