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Sus World Party Quiz

Total questions: 46

Worksheet time: 26mins

Name
Class
Date
1.

Unbalanced forces ALWAYS result in which of the following?

a)

acceleration

b)

constant velocity

c)

constant speed & direction

d)

inertia

2.

Which of the following is NOT an example of balanced forces?

a)

a roller coaster moving forward at a constant speed of 10 m/s

b)

a roller coaster sitting motionless while passengers get on

c)

a roller coaster going around a loop at a constant speed

3.

Which of the following describes the motion of the door?

a)

increasing speed to the left

b)

constant speed to the left

c)

increasing speed to the right

d)

constant speed to the right

4.

If this cylinder has a mass of 20 kilograms, what is its rate of acceleration? (hint: ___ N = 20 kg x a)

a)

0 m/s2

b)

65 m/s2

c)

1 m/s2

d)

20 m/s2

5.

The white car hit the gray car, yet both cars were damaged. Why is that?

a)

An object at rest will remain at rest unless acted on by an unbalanced force.

b)

If you apply more force to an object, it will accelerate more.

c)

For every action, there is an equal and opposite reaction.

6.

Given the FBD, which of the following must be true?

a)

The frictional force must be accelerating the system to the left.

b)

The box must be accelerating to the right.

c)

The box must be moving to the right.

d)

The FBD is incorrectly drawn. This situation isn't possible

7.

Which of the following statements is true about the image above?

a)

The accelerations of the blocks will vary according to their mass

b)

The net force acting on each block is the same

c)

The blocks will experience the same acceleration

d)

The 3m box will eat the 2m and the m boxes

8.

A 100 kg skydiver is free falling at a constant velocity of 20 m/s. What is the net (total) force acting on them?

a)

2,000 N

b)

0 N

c)

980 N

d)

Not enough information to answer

9.
A magician pulls a tablecloth out from under dishes and glasses on a table without disturbing them.
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
10.

Which letter is pointing to the maximum strength a component can withstand before plastic deformation?

a)

A

b)

B

c)

C

d)

D

11.

Which letter points to the section that shows elastic deformation?

a)

A

b)

B

c)

C

d)

D

12.

Which letter points to the section indicating the shape change of a material that cannot be reversed?

a)

A

b)

B

c)

C

d)

D

13.

Which letter is pointing to where the material will break?

a)

A

b)

B

c)

C

d)

D

14.

Which section reversible ?

a)

A

b)

B

c)

C

d)

D

15.

A roller coaster that is in motion is an example of

a)

Kinetic energy

b)

Potential energy

16.

A pencil balanced on the edge of a desk, that could fall at any moment is an example of

a)

Kinetic energy

b)

Potential energy

17.
The momentum of an object depends upon the object's ___________&_____________.  
a)
size and shape
b)
mass and speed
c)
mass and veloctiy
d)
mass and energy
18.
In any collision (crash) the ______ is ALWAYS constant
a)

Total Momentum

b)

otal speed

c)

total velocity

d)

Energy

19.
Which of the following has the least amount of momentum?
a)
An ant walking along the ground
b)
An ant at rest
c)
An elephant walking
d)
An elephant running
20.
If you place a balloon in a freezer what happens to the size (volume) of the balloon?
a)
Doubles
b)
increases
c)
decreases
d)
stays still
21.
Temperature is a measure of the...
a)
total energy in a substance
b)
total kinetic energy in a substance
c)
average potential energy in a substance
d)
average kinetic energy of molecules in a substance
22.
A slower particle has a lower energy than an identical, faster particle.
a)
True
b)
False
23.
The transfer of thermal energy between objects of different temperatures is called...
a)
temperature
b)
heat
c)
internal energy
d)
none of these
24.
When thermal energy is added to a substance, the substance's particles move:
a)
More rapidly at an increased diestance from each other.
b)
More rapidly with less distance between each other.
c)
More slowly with a greater distance between each other.
d)
More slowly with a reduced distance between each other.
25.
A substance with a high specific heat:
a)
Is always extremely hot.
b)
Requires a lot of energy to become hot.
c)
Is not heavy.
d)
Does not requires a lot of energy to become hot.
26.
Thermal energy always moves:
a)
From a high temperature object to a lower temperature object.
b)
From a lower temperature object to a higher temperature object.
c)
From an object with lower kinetic energy to an object with higher kinetic energy.
d)
From an object of higher mass to an object of lower mass.
27.
The second  law of thermodynamics states that entropy of a system  tends to ______________. 
a)
increase
b)
decrease
c)
stay constant
d)
fluctuate wildly
28.
The temperature of a glass of cold water will eventually...
a)
Match the temperature of the surrounding environment.
b)
Always be colder than the surrounding environment.
c)
Become warmer than the surrounding environment.
d)
Never change temperature.
29.
The first law of thermodynamics states that energy is
a)
created
b)
destroyed
c)
conserved
d)
created and destroyed
30.

To obtain the absolute pressure from the gauge pressure:

a)

subtract atmospheric pressure

b)

add atmospheric pressure

c)

subtract 273

d)

add 273

31.
Archimedes' Principle states that... 
a)
The buoyant force acting on an object equals the volume of the fluid displaced by the object. 
b)
The buoyant force acting on an object equals the weight (force of gravity) of the fluid displaced by the object.
c)
The buoyant force acting on an object will always be equal. 
32.

According to Archimedes' principle, if a body is immersed partially or fully in a fluid then the buoyancy force is _______ the weight of fluid displaced by the body.

a)

equal to

b)

less than

c)

more than

d)

unpredictable

33.

If the weight of an object is < the Buoyant Force, the object will ......................

a)

Sink

b)

Rise

c)

Remain at the same level

34.
Which direction does buoyant force always push?
a)
downward
b)
upward
c)
all directions
d)
sponge bob
35.

According to Bernoulli's theorem in a flowing liquid

a)

velocity is inversely proportional to pressure

b)

velocity is directly proportional to pressure

c)

velocity is directly proportional to volume

36.

Efficiency is calculated by useful energy output divided by total energy input, expressed as a percentage

a)

False

b)

True

37.
Which type of alternative energy source is shown in this picture?
a)
Wind
b)
Solar
c)
Hydroelectric
d)
Geothermal
38.
The house illustrated here uses panels on the roof to collect a natural resource and convert it into electricity that can be used.
Which alternative energy source does this house use?
a)
Water
b)
Wind
c)
Solar
d)
Geothermal
39.
Which of the following is a fossil fuel?
a)
Wind
b)
Coal
c)
Solar
d)
Biomass
40.
A circuit is shown below. Which of the following is true of this circuit?
a)
It is series and therefore both resistors have the same voltage
b)
It is series and therefore both resistors have the same current
c)
It is parallel and therefore both resistors have the same voltage
d)
It is parallel and therefore both resistors have the same current
41.

A set of steps engineers follow to complete the design of an object or idea is called the

a)

The Scientific Method

b)

The Engineering Design Process

42.

Before you create your prototype their are important steps to take in the Engineering Design Process. What are they?

a)

Redesigning

b)

Test and evaluate your solution

c)

Communicate your results

d)

Identify your need or problem

43.

Why is feedback important when designing a product?

a)

It helps the engineer learn the glitches of the product

b)

It lets the engineer know what works and what the consumer likes about the product

c)

It helps the engineer to improve the product.

d)

It lets the engineer know how the community would react to the product, if they like it or not

44.

The process by which group members freely suggest any creative solutions to a problem is called...

a)

brainstorming

b)

troubleshooting

c)

patent

d)

constraints

45.

A _________________ is any factor that limits or restricts a design.

a)

A trade-off

b)

A criteria

c)

A constriant

d)

A prototype

46.

Once an engineer has tested their product, what MIGHT they have to do to get it ready to be sold and used by the public?

a)

Test it for the first time

b)

Research how to design it for the first time

c)

Identify the need for the product

d)

Redesign it