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Total questions: 26
Worksheet time: 13mins
In Newton's law of universal gravitation, what is the mathematical relationship of the force to the distance?
Force is inversely proportional to the square of the distance.
Fixed x,y, and z axes with a zero point on the floor
The net force acting on each is zero
The net force on the object
A student knows the following facts about an object. Which will help most in being able to use Newton's laws to predict its motion?
24 kg m/s
Only in an inertial reference frame
5 m/s^2
The forces that act on the object
Which describes a frame of reference most likely to be used in high school physics lab motion experiments?
That has only magnitude
Fixed x,y, and z axes with a zero point on the floor
Change the velocity’s direction
Component vectors
Only in an inertial reference frame
Atomic Spectroscopy
Where are Newton's laws of motion valid?
The energy gap between energy levels of electrons
The net force acting on each is zero
Where are Newton's laws of motion valid?
Force is inversely proportional to the square of the distance.
Only in an inertial reference frame
That has only magnitude
The energy gap between energy levels of electrons
What must an object at rest and an object moving at constant velocity have in common?
Sine and cosine
The net force on the object
5 m/s^2
The net force acting on each is zero
A force of 40 N accelerates a given mass by 20 m/s2. If the mass is doubled and the force is halved, what will be the new acceleration?
It changes the object's momentum
The initial and final velocities
5 m/s^2
Component vectors
A boy shoves a 2.0-kg brick on the ground with his foot. He applies a constant force of 10.0 N. Meanwhile, friction with the ground opposes the motion with 2.0 N. How will the brick move?
Nuclear fission reactions
Einstein
It will accelerate at 4.0m/s^2
Quarks
Given an object's mass and observing its acceleration, what can be found in a direct application of Newton's second law of motion?
The net force on the object
My favorite thing that I learned about in Physics this semester were forces and Newton’s Laws.
Many of the particles are ionized
The energy gap between energy levels of electrons
Which kind of mathematical calculations are most useful in determining the components of a vector in two perpendicular directions when only the angle of the resultant vector is known?
Only in an inertial reference frame
each is zero
Sine and cosine
The forces that act on the object
A force that is always perpendicular to the velocity of an object will ________.
Both promote beta decay.
Change the velocity’s direction
between energy
Matter
Which term most correctly completes this sentence? "A vector can be resolved into two or more ________ that point in different directions
Nuclear fission reactions
Quarks
Component vectors
Both promote beta decay.
In physics, a scalar quantity is a quantity ________.
It must be acted on by an external net force
That has only magnitude
Many of the particles are ionized
Atomic Spectroscopy
The law of conservation of momentum can be demonstrated by colliding objects and measuring their individual masses and what?
The initial and final velocities
Many of the particles are ionized
That has only magnitude
It changes the object's momentum
What is the magnitude of the momentum of a 11 kg object moving at 2.2 m/s?
24 kg m/s
5 m/s^2
24 kg m/s
It will accelerate at 4.0m/s^2
What can be said for certain about the effect of an external net force on an object?
That has only magnitude
It changes the object's momentum
Change the velocity’s direction
Component vectors
What must be true if an object with constant mass changes it's momentum?
Only in an inertial reference frame
Fixed x,y, and z axes with a zero point on the floor
The net force on the object
It must be acted on by an external net force
Name the technique that allows atoms to be identified by the light they absorb or emit.
Many of the particles are ionized
Atomic Spectroscopy
Change the velocity’s direction
t changes the object's momentum
What is a key feature of particles in a plasma state?
It will accelerate at 4.0m/s^2
The net force on the object
Many of the particles are ionized
5 m/s^2
The energy of a photon emitted or absorbed by an atom matches what?
It changes the object's momentum
The initial and final velocities
The energy gap between energy levels of electrons
The forces that act on the object
What can be broken down into tiny fundamental subatomic particles?
Many of the particles are ionized
Atomic Spectroscopy
Sine and cosine
Matter
Which of the following statements is false about strong and weak nuclear forces?
Only in an inertial reference frame
Both promote beta decay.
Nuclear fission reactions
Force is inversely proportional to the square of the distance.
This element is a more accessible alternative to drag & drop reordering. Press Enter or Space to move this question
Nuclear power plants use ________.
The initial and final velocities
Component vectors
Nuclear fission reactions
The net force on the object
This element is a more accessible alternative to drag & drop reordering. Press Enter or Space
________ discovered the relationship between energy and mass in the 1900s.
Both promote beta decay.
Quarks
Matter
Einstein
This element is a more accessible alternative to drag & drop reordering. Press Enter or Space to move this question.
Subatomic particles known as ____ combine to form hadrons.
The energy gap between energy levels of electrons
Quarks
Atomic Spectroscopy
Many of the particles are ionized
What was your favorite thing that you learned about in Physics this semester?
Force is inversely proportional to the square of the distance.
he net force on the object
Fixed x,y, and z axes with a zero point on the floor
My favorite thing that I learned about in Physics this semester were forces and Newton’s Laws
