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Patalasanlahi Review IV (Physics and Chemistry)

Total questions: 63

Worksheet time: 21mins

Name
Class
Date
1.

____________is the fundamental quantity

a)

length

b)

area

c)

volume

d)

none

2.

Physical quantity are_______________

a)

quantity that are being measured

b)

comparing unknown quantity with quantity

c)

dependent on each other

d)

none

3.

doctor uses ____________thermometer

a)

clinical

b)

laboratory

c)

chemical

d)

none

4.

SI unit of mass is_______________

a)

kilogram

b)

newton

c)

metre

d)

none

5.

SI unit of time is_____________

a)

second

b)

metre

c)

kg

d)

none

6.

________________is the device used to measure perimeter of play ground

a)

beam balance

b)

measuring tape

c)

ruler

d)

none

7.

mass of an apple is _____________

a)

beam balance

b)

measuring tape

c)

ruler

d)

none

8.

Measurement=nxu, n represents________

a)

unit

b)

magnitude

c)

physical quantity

d)

none

9.

characteristics of units are________

a)

convinient in size

b)

universally accepted

c)

comparing quantity

d)

both 1 and 2

10.

1 quintal is____________

a)

1000kg

b)

100kg

c)

1kg

d)

none

11.
Metals are good conductors of electricity because
a)
they contain free electrons
b)
the atoms are lightly packed 
c)
they have high melting point
d)
all of the above
12.
Planets do not twinkle because
a)
they emit light of a constant intensity
b)
Their distance from the earth does not change the  time
c)
They are very far away from the earth resulting in decrease in intensity of light
d)
They are nearer to earth and hemce we recieve a greater amount of light and, therefore minor variations in the intensity are not noticeable
13.
Pa (Pascal) is the unit for
a)
Thrust
b)
Pressure
c)
Frequency
d)
Conductivity
14.
Stars appears to move from east to west because
a)
All stars move from east to west
b)
The earth rotates from west to east
c)
The earth rotates from east to west
d)
The background of the stars moves from west to east
15.
Light from the sun reaches us in nearly
a)
2 minutes
b)
4 minutes
c)
8 minutes
d)
16 minutes
16.
Light year is a unit of
a)
Time
b)
Distance
c)
Light
d)
Intensity of light
17.
Large transformers, when used for some time, become very hot and are cooled by circulating oil. The heating of the transformer is due to
a)
The heating effect of current alone
b)
Hysteresis loss alone
c)
both the heating effect of current and hysteresis loss
d)
intense sunlight at noon
18.
The absorption of ink by blotting paper involves 
a)
Viscosity of ink
b)
Capillary action phenomenon
c)
Diffusion of ink through the blotting
d)
Siphon action
19.
It is easier to roll a stone up a sloping road than to lift it vertical upwards because
a)
work done in rolling is more than in lifting
b)
work done in lifting the stone is equal to rolling it
c)
Work done in both is same but the rate of doing work is less in rolling
d)
work done in rolling a stone is less than in lifting it
20.
When exposed to lower air pressure, the boiling point of water
a)
Decreases
b)
Increases
c)
Remains the same
d)
All of the above
21.
Which of these is a unit of work?
a)
Watt
b)
Meter
c)
Joule
d)
Newton
22.
The orbits of the planets around the sun are 
a)
Circular
b)
Horizontal
c)
Elliptical
d)
Diagonal
23.
Mass refers to the?
a)
amount of matter in an object
b)
weight of an object
c)
both matter and weight
24.
The formula for Force is
a)
F= MxW
b)
F= MxA
c)
F=MxT
25.
Independent Variable (IV) deals with 
a)
The Results
b)
The change in the lab
c)
The constants in the lab
d)
the control in the lab
26.
The Dependent variable
a)
Is the results
b)
The change
c)
The control
27.
A triple beam balance measures in 
a)
grams
b)
litters
c)
kilometers
28.
A graduated cylinder measures in 
a)
litters
b)
grams
c)
kilometers
29.
In the lab  "What A Blast Part II", the different washers reprensented the  
a)
dependent variable
b)
independent variable
c)
control 
30.
Gravity falls at which rate
a)
9.81 meters squared
b)
9.81 meters per second squared
c)
9.87 meters per second
d)
9.81 per second
31.
Acceleration is when 
a)
A.) objects speed up
b)
B.) change direction
c)
Both A. and B. 
d)
Neither A or B
32.
Newtons 3rd Law explains 
a)
For every action, there is an opposite but equal reaction
b)
F= MxA
c)
Inertia
d)
An object in motion stays in motion unless acted upon by an outside force
33.
An object remains in constant motion, weather that motion is rest, or actual movement.
a)
Inertia 
b)
 Gravity
c)
Force
34.
In "What A Blast Part I" we used different types of strings.  What did the "cm" traveled represent?
a)
Dependent variable
b)
Independent variable
c)
constants
d)
control
35.
In "A Weighty Matter" we used a spring scale.  A spring scale is used as a device to measure?
a)
Newtons
b)
Mass
36.
A Theory is
a)
Based on evidence
b)
An educated guess
c)
Control
37.
Friction causes objects to
a)
speed up
b)
slow down
38.
Which item caused the least amount of friction in the lab "What A Blast Part I"
a)
fishing line
b)
twine
c)
yarn
39.
Air resistance 
a)
is a force that pushes up when objects fall
b)
is the same as gravity
c)
is a force that pushes down when an object falls
40.
Heliocentrism explains 
a)
the earth is the center of the universe 
b)
the sun is the center of the universe
c)
pluto is the center of the universe 
d)
Murphy Middle School is the center of the universe
41.
Potential energy 
a)
is stored energy 
b)
energy in motion
42.
Kinetic energy is
a)
energy in motion
b)
stored energy
43.
On a graph, the independent variable runs
a)
Up and down ^
b)
Left to right < -- >
44.

Which homolgous series contains a C=C double bond?

a)

alkanes

b)

alkenes

c)

alcohols

d)

carboxylic acids

45.

Which homolgous series contains only C-C single bonds?

a)

alkanes

b)

alkenes

c)

alcohols

d)

carboxylic acids

46.

Which type of polymerisation uses only one monomer?

a)

addition polymerisation

b)

condensation polymerisation

47.

Which type of polymerisation uses two different monomers, both contain a functional group at each end?

a)

addition polymerisation

b)

condensation polymerisation

48.

What is made when a dicarboxylic acid reacts with a diol?

a)

a polyamide

b)

a polyester

c)

an evaporation polymer

d)

a condensation polymer

49.

-COOH is the functional group for...

a)

alcohols

b)

esters

c)

carboxylic acids

d)

amides

50.

-COO is the functional group for...

a)

alcohols

b)

esters

c)

carboxylic acids

d)

amides

51.

-OH is the functional group for...

a)

alcohols

b)

esters

c)

carboxylic acids

d)

amides

52.

An alcohol can be __________________ to form a carboxylic acid

a)

oxidised

b)

reduced

c)

polymerised

d)

broken down

53.

Alcohols can be oxidised by...

a)

combustion

b)

freezing

c)

decomposition

d)

addition

54.

Acidified potassium dichromate is an example of...

a)

an alkali

b)

a reducing agent

c)

a fuel

d)

an oxidising agent

55.

Name this carboxylic acid

a)

ethanoic acid

b)

prpoanoic acid

c)

butyl butanoate

d)

butanoic acid

56.

Name this ester

a)

ethyl ethanoate

b)

propyl ethanoate

c)

methyl ethanoate

d)

ethyl methanoate

57.

What catalyst is used in making esters?

a)

sodium hydroxide

b)

iron

c)

sulfuric acid

d)

lithium oxide

58.

alkene + ? --> alcohol

a)

hydrogen

b)

oxygen

c)

water

d)

carbon dioixde

59.

alcohol + ? --> carboxylic acid

a)

hydrogen

b)

oxygen (oxidising agent)

c)

water

d)

carbon dioixde

60.

carboxylic acid + ? --> ester

a)

water

b)

alkene

c)

alcohol

d)

alkane

61.

Name the polymer formed from this monomer

a)

chloroethene

b)

chloroethane

c)

dichloroethene

d)

dichloroethane

62.

Name the monomer that forms this polymer

a)

ethane

b)

ethanol

c)

ethene

d)

methene

63.

True or false? A catalyst is required for the hydration of ethene.

a)

True

b)

False

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