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WorksheetsGod physics
Total questions: 45
Worksheet time: 25mins
name one type of collision::
inertia
elastic
plastic
name one type of collision::
inertia
elastic
plastic
what is inelastic collision?
conserved energy
energy is not conserved
what is an example of elastic collision?
nail in wood
basketball hitting ground
example of inelastic collision:
baseball hitting a ball
jumping in water
a bullet hitting wood
what is the formula for momentum?
p=vm
p=mv
i=mv
momentum can be transferred from one object to another
true
false
when objects collide some momentum is lost:
false
true
a tiny bullet can have more momentum than a huge truck:
false
true
solve for momentum! .004kg and 600m/s
2.0
2.4
solve for momentum! .14kg and 30m/s
4.2
4.8
solve for momentum! 3,000kg and 8,000m/s
23,000,000
24,000,000
what is the formula for impulse?
F=IT
I=FT
A FOOTBALL PLAYER KICKS THE BALL WITH A FORCE OF 50N. FIND THE IMPULSE ON THE BALL IF HIS FOOT STAYS IN CONTACT WITH THE FOOTBALL FOR 0.01S
0.4N
0.5N
____________is the fundamental quantity
length
area
volume
none
Physical quantity are_______________
quantity that are being measured
comparing unknown quantity with quantity
dependent on each other
none
doctor uses ____________thermometer
clinical
laboratory
chemical
none
SI unit of mass is_______________
kilogram
newton
metre
none
SI unit of time is_____________
second
metre
kg
none
________________is the device used to measure perimeter of play ground
beam balance
measuring tape
ruler
none
mass of an apple is _____________
beam balance
measuring tape
ruler
none
Measurement=nxu, n represents________
unit
magnitude
physical quantity
none
characteristics of units are________
convinient in size
universally accepted
comparing quantity
both 1 and 2
1 quintal is____________
1000kg
100kg
1kg
none
What would I use to measure the sticky note?
Scale
Measuring tape
Handspan
Foot
What would you use to measure the length of a car
Vernier caliper
Measuring tape
Scale
Compass
Which of the following is not a unit of distance ?
Metre
Feet
Kilogram
Kilometre
While measuring the lenght of a of a kerchief, the reading of the scale at one end is 2.0 cm and at the other end is 33.cm. What is it’s length ?
33.1 cm
30.1 cm
31.1 cm
29.1 cm
The height of a person is 1.65 m. Express the height in cm
165 cm
16.5cm
1650 cm
1.65 cm
The reading of the scale at one end is 3.0 cm and at the other end is 33.1 cm then the length of the is
0.3 cm
36.1 cm
13.2 cm
30.1 cm
The unit you will use to measure the distance from Delhi to Patna is
Centimetre
Kilometre
Millimetre
Decimetre
The standard unit of time is according to SI system is
Minute
Second
Hour
Day
Convert 4.5 m into cm
45 cm
405 cm
450 cm
45 cm
Convert 50 metre to kilometre
50.0 km
0.05 km
150 km
1.50 km
