The list of questions and options will be posted here
questions and options
Physics questions
Newton’s 3 law states that a force (a on b) will have a pair:
a) b on a that is equal in magnitude and opposite in direction
b) b on a that is equal in magnitude and direction
c) a on b that is equal in magnitude and opposite in direction
d) a on b that is equal in magnitude and direction
The formula v = u + at can only be used when:
a) the velocity is constant
b) the direction the object is moving in is unchanging
c) acceleration is constant
d) all of the above
Gravitational field strength ___ with movement away from the body
a) increases linearly
b) decreases linearly
c) increases non-linearly
d) decreases non-linearly
6 +/- 3 - 4 +/- 2 =
a) 2 +/- 1
b) -2 +/- 1
c) 2 +/- 5
d) 2 +/- 6
In a collision ____ is always conserved and ____ may be conserved
a) kinetic energy and momentum
b) momentum and kinetic energy
c) both must be conserved
d) neither must be conserved
When drawing a field diagram
a) the field lines should always be equally spaced
b) the field lines should always be straight
c) the field lines should never touch the surface of the body
d) the field lines should be perpendicular to the surface of the body
Air resistance will have the greatest impact on:
a) a body with small surface area
b) a body with large surface area
c) it will have equal impact regardless of surface area
d) it will have never have any impact at all
When plotting a graph, the dependent variable should be on the ___ axis and the independent variable should be on the ____ axis
a) horizontal; vertical
b) vertical; horizontal
c) either; either
d) neither should be shown on any graph
An experiment with high precision and low accuracy will have:
a) small uncertainty that does not match theoretical results well
b) large uncertainty that does not match theoretical results well
c) small uncertainty that does match theoretical results well
d) large uncertainty that does match theoretical results well
An object is falling near the surface of the Earth, its acceleration at terminal velocity will be:
a) g
b) less than g
c) greater than g
d) 0
Magnetic field lines run from
a) + -> -
b) - -> +
c) N -> S
d) S -> N
Electric field lines run form
a) + -> -
b) - -> +
c) N -> S
d) S -> N
An object in the field will be accelerated in:
a) the direction of the field lines
b) opposite to the direction of the field lines
c) can be a or b
d) none of the above
A ball is hanging from a string and is stationary. Ignoring the mass of the string, the tension in the string will be equal to:
a) g
b) the weight of the ball
c) the mass of the ball
d) none of the above
Bob exerts 700 Newtons of force on the Earth while stationary. How much force does the Earth exert on Bob?
a) 700 Newtons
b) Way more than 700 N
c) Way less than 700 N
d) None of the above
Which option will reduce the impact of random error on Sarah’s experiment?
a) calibrating equipment
b) reading values at eye level
c) repeating the experiment may times
d) accounting for air resistance in calculations
Which of the following is a scalar value:
a) displacement
b) velocity
c) acceleration
d) speed
When calculating the force exerted by a sting from F=-kx, the value of x is:
a) the distance travelled by a ball after being pushed by the spring
b) the natural length of the spring
c) the difference between the current length and natural length
d) the current length of the spring
The answering system is
a b
c d
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