avoid the nucleus of an atom to explode

The Key ideas for electricity and magnetism correspondingly are:

flow of electrons, field of charges

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Benchmark Quiz

27 termsStudBud Administration339 plays

Benchmark for 8th grade first semester, Newton's Laws. electricity and solar system

Flashcards27 cardsFPractice quizPHost liveL

Questions 27

Answers

1
Strong nuclear force
avoid the nucleus of an atom to explode
Keeps planets and stars together
Makes compounds attract each other
Makes chemical compounds possible
2
This a rocky planet, without an atmosphere
Mercury
Saturn
Neptune
Venus
3
The main idea of Newton's Third Law is
unbalanced forces
Inertia
Action and reaction
momentum
4
In a short circuit, electrons
Exit through output device
do not exist
accumulate
flow freely
5
In order to dim or brighten a light a ___________ is needed
conductor
transformer
resistor
switch
6
A straight horizontal line in a graph connecting time and speed means that
object is accelerating
object is not moving
object is slowing down
the speed is constant
7
The biggest out of all these units: millimeter, decimeter centimeter, meter is
meter
decimeter
centimeter
millimeter
8
The force that keeps galaxies together is
Strong Nuclear force
Weak force
Gravitational force
Electromagnetic force
9
To convert milliliter into deciliters you move the decimal
twice to the left
Once to the left
three times to the right
twice to the right
10
Electrons and Protons:
Neither repell or attract each other
repell each other
have mass
attract each other
11
The escape velocity of Venus is ________ than that of Mars
None of the above
greater
smaller
the same
12
The word planet means
satellite
wandering star
dwarf
little plant
13
1 Astronomical Unit equals
miles150
150 km
150 millimeters
150 million Km
14
Forces come from the interaction of
atoms and empty space
atoms and energy
inertia and mass
atoms and atoms
15
The tendency of objects to go in a straight line relates to
None
Newton's Third Law
Newtons's Second Law
Newton's First Law
16
The ratio of how speed changes over a period of time is called
Force
Speed
Acceleration
Velocity
17
The resistance to change the state of motion is
Inertia
Friction
Normal Force
Momentum
18
Newton's Second Law relates
friction and acceleration
Opposite forces
mass and acceleration
inertia and mass
19
To test a hypothesis you conduct a(n)
Experiment
Measurement
Conclusion
Press conference
20
The electron cloud houses
Neutrons alone
Electrons
Protons and neutrons
Protons
21
Reducing the diameter of a planet
changes its orbit
decreases its gravity
increases its gravity
keeps its gravity the same
22
30 Dekameters equal
3 Kilometers
30 centimeters
300 meters
3 meters
23
The Key ideas for electricity and magnetism correspondingly are:
attraction of negative and negative
repulsion of positive and negative
flow of electrons, field of charges
field of charges, flow of electrons
24
The variables that are kept the same in an experiment are the
Independent variables
Experimental variables
Dependent variables
controlled variables
25
The two subatomic particles that have a mass are:
The electron cloud and the proton
the proton and the neutron
The proton and the electron
the electron and the neutron
26
A normal force is a(n)
Oppsite to weight
friction force
force in the same direction of weight
drag force
27
Weight is to ____________ mass and _______________ to distance
inversely; directly
directly; directly
inversely; inversely
directly; inversely

Benchmark Quiz Flashcards | StudBud

Benchmark Quiz

27 termsStudBud Administration339 plays

Benchmark for 8th grade first semester, Newton's Laws. electricity and solar system

Flashcards27 cardsFPractice quizPHost liveL

Questions 27

Answers

1
Strong nuclear force
avoid the nucleus of an atom to explode
Keeps planets and stars together
Makes compounds attract each other
Makes chemical compounds possible
2
This a rocky planet, without an atmosphere
Mercury
Saturn
Neptune
Venus
3
The main idea of Newton's Third Law is
unbalanced forces
Inertia
Action and reaction
momentum
4
In a short circuit, electrons
Exit through output device
do not exist
accumulate
flow freely
5
In order to dim or brighten a light a ___________ is needed
conductor
transformer
resistor
switch
6
A straight horizontal line in a graph connecting time and speed means that
object is accelerating
object is not moving
object is slowing down
the speed is constant
7
The biggest out of all these units: millimeter, decimeter centimeter, meter is
meter
decimeter
centimeter
millimeter
8
The force that keeps galaxies together is
Strong Nuclear force
Weak force
Gravitational force
Electromagnetic force
9
To convert milliliter into deciliters you move the decimal
twice to the left
Once to the left
three times to the right
twice to the right
10
Electrons and Protons:
Neither repell or attract each other
repell each other
have mass
attract each other
11
The escape velocity of Venus is ________ than that of Mars
None of the above
greater
smaller
the same
12
The word planet means
satellite
wandering star
dwarf
little plant
13
1 Astronomical Unit equals
miles150
150 km
150 millimeters
150 million Km
14
Forces come from the interaction of
atoms and empty space
atoms and energy
inertia and mass
atoms and atoms
15
The tendency of objects to go in a straight line relates to
None
Newton's Third Law
Newtons's Second Law
Newton's First Law
16
The ratio of how speed changes over a period of time is called
Force
Speed
Acceleration
Velocity
17
The resistance to change the state of motion is
Inertia
Friction
Normal Force
Momentum
18
Newton's Second Law relates
friction and acceleration
Opposite forces
mass and acceleration
inertia and mass
19
To test a hypothesis you conduct a(n)
Experiment
Measurement
Conclusion
Press conference
20
The electron cloud houses
Neutrons alone
Electrons
Protons and neutrons
Protons
21
Reducing the diameter of a planet
changes its orbit
decreases its gravity
increases its gravity
keeps its gravity the same
22
30 Dekameters equal
3 Kilometers
30 centimeters
300 meters
3 meters
23
The Key ideas for electricity and magnetism correspondingly are:
attraction of negative and negative
repulsion of positive and negative
flow of electrons, field of charges
field of charges, flow of electrons
24
The variables that are kept the same in an experiment are the
Independent variables
Experimental variables
Dependent variables
controlled variables
25
The two subatomic particles that have a mass are:
The electron cloud and the proton
the proton and the neutron
The proton and the electron
the electron and the neutron
26
A normal force is a(n)
Oppsite to weight
friction force
force in the same direction of weight
drag force
27
Weight is to ____________ mass and _______________ to distance
inversely; directly
directly; directly
inversely; inversely
directly; inversely