| Quiz | Forces |
|---|---|
| Name | |
| Result | PASSED |
| Score | 75 / 85 (88.2%) |
| Passing score | 68 |
| Quiz took | 26 min 07 sec |
| Quiz finished at | 2022-08-17 14:15:23 |
Braking distance is not affected by
On a velocity-time graph flat sections represent
This graph represents Tim’s distance from home on a bike ride. How far had Tim cycled in the first 30 minutes?
The typical speed of a cyclist would be
Gravitational force is a ________ force
On a velocity-time graph straight downhill sections represent
A 1500 kg car with velocity 10 m/s collides into the back of a 2000 kg van which is travelling at a velocity of 5 m/s, in the same direction. After the collision, the final velocity of the car is 8 m/s in the same direction as it was travelling to begin with. Calculate the final velocity of the van.
Magnetic force is a ________ force
Thinking distance is not affected by
Objects that do not return to their original shape are known as
Acceleration is ________ to the mass of an object
This affects both thinking distance and braking distance
The green section of this velocity-time graph represents
The purple section of this velocity-time graph represents
On a distance-time graph, the ___________ represents the speed.
When stepping out of a plane, a skydiver's acceleration is roughly
________________ states that whenever two objects interact, the forces they exert on each other are equal and opposite.
Calculate the pressure created by a 40 m depth of water, given the density of water is 1000 kg/m3 and gravity is 9.8 N/kg.
On a velocity-time graph, the ___________ represents the distance travelled.
The red section of this distance-time graph represents
The typical speed of a train would be
Crumple zones, air bags and seat belts all work by
Objects which are more dense than the fluid they are in
As you blow into a balloon, pressure increase because the particles ______ the inside of the balloon
Gravity causes
Which of these is not a car safety feature?
________________ states that objects with zero resultant force acting upon them are in equilibrium and will continue to move at the same velocity or remain stationary.
Terminal velocity occurs when drag forces are _________ weight
The motion of a bumble bee is shown in the velocity-time graph. Determine the distance travelled by the bumble bee.
Vector quantities all have
Atmospheric pressure _______ as your height increases
The motion of a bumble bee is shown in the velocity-time graph. For how long was the bumble bee travelling at a constant velocity?
Work done means
Calculate the density of a chemical solvent, where there is a pressure of 294 kPa at a depth of 15 m. You may assume g = 9.8 N/kg.
On a velocity-time graph, the ___________ represents the magnitude of the acceleration.
__________ is a force that always opposes motion.
This graph represents Tim’s distance from home on a bike ride. How far did Tim travel in total?
_______ transmit rotational effects of forces from one place to another
When two objects interact, the forces they exert on each other are equal and opposite is Newton's
The typical speed of a person running would be
Moments are
Speed is a ______ quantity
The red section of this velocity-time graph represents
Distance is a ______ quantity
On a distance-time graph straight uphill sections represent
Displacement is a ______ quantity
Electrostatic force is a ________ force
On a velocity-time graph the gradient represents
________________ states that the extension of a spring is directly proportional to the force applied, provided that the limit of proportionality is not exceeded.
Momentum is a ______ quantity
On a velocity-time graph straight uphill sections represent
The typical speed of a car would be
The blue section of this distance-time graph represents
This graph represents Tim’s distance from home on a bike ride. Along the journey Tim stopped for a rest. How many minutes did Tim rest for?
The typical speed of a plane would be
Force is a ______ quantity
The motion of a bumble bee is shown in the velocity-time graph. Determine the acceleration of the bumble bee in the first 10 seconds.
On a distance-time graph the gradient represents
Alice drove to a museum. After browsing the exhibition, Alice drove back home. Using the information from the graph, determine how long Alice stayed at the museum.
The blue section of this velocity-time graph represents
Velocity is a ______ quantity
The green section of this distance-time graph represents
Newton's first law states that objects without any resultant force on them will
Friction is a ________ force
The typical speed of a person walking would be
Newton's first law states that objects with a resultant force on them will
Extension is directly proportional to the force applied
Calculate the distance travelled by a motorbike accelerating at 7.5 m/s2, from 10 m/s to 20 m/s.
Temperature is a ______ quantity
For a fixed resultant force, an object of a greater mass will accelerate
Terminal velocity is moving with
A longer spanner will _____ the required force
Objects that can return to their original shape are known as
Acceleration is a ______ quantity
The purple section of this distance-time graph represents
On a velocity-time graph, you can find the distance travelled by looking at
Friction increases as velocity
Inertia is when motion
On a distance-time graph flat sections represent
Mass is a ______ quantity
For a falling object, terminal velocity is reached when
On a velocity-time graph, a steeper graph means greater
The 'ruler drop test' is a way to test
Time is a ______ quantity
The rate of change of momentum is equal to