| Quiz | Forces |
|---|---|
| Name | |
| Result | PASSED |
| Score | 69 / 85 (81.2%) |
| Passing score | 68 |
| Quiz took | 44 min 34 sec |
| Quiz finished at | 2022-09-03 15:43:49 |
The 'ruler drop test' is a way to test
Temperature is a ______ quantity
Velocity is a ______ quantity
Mass is a ______ quantity
_______ transmit rotational effects of forces from one place to another
Displacement is a ______ quantity
For a fixed resultant force, an object of a greater mass will accelerate
Electrostatic force is a ________ force
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.
Objects which are more dense than the fluid they are in
The red section of this distance-time graph represents
The typical speed of a train would be
On a distance-time graph flat sections represent
Friction increases as velocity
________________ states that whenever two objects interact, the forces they exert on each other are equal and opposite.
Extension is directly proportional to the force applied
The typical speed of a plane would be
The red section of this velocity-time graph represents
Speed is a ______ quantity
Terminal velocity is moving with
On a velocity-time graph straight downhill sections represent
The typical speed of a person running would be
Friction is a ________ force
The typical speed of a cyclist would be
On a velocity-time graph flat sections represent
The rate of change of momentum is equal to
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?
Magnetic force is a ________ force
Inertia is when motion
Acceleration is a ______ quantity
Atmospheric pressure _______ as your height increases
On a velocity-time graph the gradient represents
This graph represents Tim’s distance from home on a bike ride. How far had Tim cycled in the first 30 minutes?
On a velocity-time graph, you can find the distance travelled by looking at
The purple section of this velocity-time graph represents
Newton's first law states that objects without any resultant force on them will
This affects both thinking distance and braking distance
The typical speed of a car would be
The purple section of this distance-time graph represents
Work done means
Braking distance is not affected by
When stepping out of a plane, a skydiver's acceleration is roughly
Calculate the distance travelled by a motorbike accelerating at 7.5 m/s2, from 10 m/s to 20 m/s.
Vector quantities all have
On a velocity-time graph, the ___________ represents the magnitude of the acceleration.
The motion of a bumble bee is shown in the velocity-time graph. Determine the distance travelled by the bumble bee.
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.
Momentum is a ______ quantity
Objects that can return to their original shape are known as
On a distance-time graph the gradient represents
________________ 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.
When two objects interact, the forces they exert on each other are equal and opposite is Newton's
For a falling object, terminal velocity is reached when
On a velocity-time graph straight uphill sections represent
Moments are
On a velocity-time graph, a steeper graph means greater
On a velocity-time graph, the ___________ represents the distance travelled.
Gravity causes
Gravitational force is a ________ force
The typical speed of a person walking would be
The blue section of this distance-time graph represents
Time 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.
Acceleration is ________ to the mass of an object
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?
Distance is a ______ quantity
________________ states that the extension of a spring is directly proportional to the force applied, provided that the limit of proportionality is not exceeded.
Force is a ______ quantity
Newton's first law states that objects with a resultant force on them will
Terminal velocity occurs when drag forces are _________ weight
The green section of this velocity-time graph represents
On a distance-time graph straight uphill sections represent
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.
A longer spanner will _____ the required force
Objects that do not return to their original shape are known as
Thinking distance is not affected by
The blue section of this velocity-time graph represents
This graph represents Tim’s distance from home on a bike ride. How far did Tim travel in total?
As you blow into a balloon, pressure increase because the particles ______ the inside of the balloon
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.
Which of these is not a car safety feature?
Crumple zones, air bags and seat belts all work by
The green section of this distance-time graph represents
On a distance-time graph, the ___________ represents the speed.
__________ is a force that always opposes motion.