3070025
Description
Quiz by michael.aristidou, updated more than 1 year ago
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Question 1
Question
What does the gradient on a distance-time graph represent?
Answer
-
Speed
-
Acceleration
-
Distance travelled
Question 2
Question
Velocity of an object the speed of an object in a given direction
Answer
- True
- False
Question 3
Question
What does the gradient of a velocity-time graph represent?
Answer
-
Acceleration
-
Speed
-
Distance
Question 4
Question
Distance travelled by an object can be calculated from a distance-time graph
Answer
- True
- False
Question 5
Question
What is newtons third law?
Answer
-
Every action has an equal and opposite reaction
-
An object will remain at rest unless acted upon by an external force
Question 6
Question
The combined effect of all forces acting upon an object is called the...
Answer
-
Resultant force
-
Drag force
-
Newton
Question 7
Question
If the resultant force on an object is zero it will...
Answer
-
remain stationary
-
accelerate in the direction of the resultant force
Question 8
Question
If the resultant force on an object is not zero it will...
Answer
-
remain stationary
-
accelerate in the direction of the resultant force
Question 9
Question
When a vehicle is driving at a steady speed the resistive forces balance the driving force
Answer
- True
- False
Question 10
Question
What are 3 things that could effect the drivers reaction time?
Answer
-
Drugs
-
Tiredness
-
Alcohol
-
Shoe colour
-
Diet
-
Exercise
Question 11
Question
What happens when brakes are applied on a car...
Answer
-
there is friction between the brakes and the wheel reducing the kinetic energy of the vehicle
-
the car speeds up
-
the friction between the brakes and wheels increase the kinetic energy of the car
Question 12
Question
The __________ an object moves through a fluid the __________ the frictional force that acts on it
Answer
-
Faster, slower
-
Faster, greater
-
Slower, greater
Question 13
Question
when the resultant force of an object is zero it will move at its terminal velocity
Answer
- True
- False
Question 14
Question
What might a force being applied to an object cause?
Answer
-
stretching or squashing
-
Changing its shape
-
Changing its volume
-
Changing its colour
Question 15
Question
An elastic object can't recover its original shape when stretched
Answer
- True
- False
Question 16
Question
The extension of an elastic object is directly proportional to...
Answer
-
The force applied
-
The mass of the object
-
The length of spring
Question 17
Question
When a force causes an object to move through a distance work is done
Answer
- True
- False
Question 18
Question
In a closed system the total momentum before an event is _______ to the total momentum after an event, what is this called?
Answer
-
Equal, Conservation of momentum
-
More, conservation of momentum
-
Equal, conservation of minstrels
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