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WorksheetsMech Challenges 2
Total questions: 20
Worksheet time: 14mins
Which of the following material has maximum ductility?
A. steel
B. Copper
C. Nickel
D. Aluminium
The friction experienced by a body, when in motion, is known as
A. rolling friction
B. dynamic friction
C. limiting friction
D. static frictio
The bodies which rebound after impact are called
A. inelastic bodies
B. elastic bodies
C. neither elastic nor inelastic bodies
D. none of thes
Light from the Sun reaches us in nearly
A. 2 minutes
B. 4 minutes
C. 8 minutes
D. 16 minute
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 abov
Which of the following material has maximum ductility?
A. steel
B. Copper
C. Nickel
D. Aluminium
The friction experienced by a body, when in motion, is known as
A. rolling friction
B. dynamic friction
C. limiting friction
D. static frictio
During a refrigeration cycle, heat is rejected by the refrigerant in a
A. compressor
B. condenser
C. evaporator
D. expansion valve
Which of the following is the lightest and most volatile liquid fuel?
A. Gasoline
B. Kerosene
C. Fuel oil
2. The table shows the cost of long distance calls based on the number of minutes used. Is there a constant rate of change, and if so what is it?
Yes, 10 calls per minute
Yes, $.10 per minute
Yes, $.40 per minute
Not a constant rate
Find the rate of change
1
2
11
Not a constant slope/Non-Linear
Which statement is true?
Oranges contain Elastic Energy
Phone on the table doesn't contain Gravitational Energy
Radiator contains Nuclear Energy
Food contains Chemical Energy
Which type of energy does a TV remote have while turning on the TV?
Thermal Energy
Gravitational Energy
Radiant Energy
Sound Energy
How many protons in this element?
14
9
15
18
The first energy level (shell,orbital for electrons) can hold up to how many electrons?
8
4
5
2
What is the speed of a car that traveled 56 m in 4 seconds?
64 m/s
34 m/s
14 m/s
0.0625 m/s
who is this?
Pumba
timon
simba
troy
In finding nemo, what was the name of the ocean current that dory and marlin had to follow?
Atlantic current
pacific current
East Australian current
deep ocean water
Which of the following is used in pencils?
A. Graphite
Silicon
C. Charcoal
D. Phosphorous
'OS' computer abbreviation usually means ?
A. Order of Significance
B. Open Software
C. Operating System
D. Optical Sensor
