18 questions
Paul walks 200 metres in 40 seconds. What is his speed in m/s?
50 m/s
5 m/s
12 m/s
23 m/s
How long would it take Mihir to run 100 metres if he runs at 10 m/s?
10 secs
45 secs
1 sec
23 sec
Which 4 are the types of friction?
Static, sliding, rolling and fluid
Static, sliding, moving and fluid
Still, sliding, rolling and fluid
Static, moving, rolling and fluid
Which forces are acting on this plane?
A) Lift
B) Drag
C) Gravity
D) Thrust
A) Lift
B) Thrust
C) Gravity
D) Drag
A) Thrust
B) Gravity
C) Drag
D) Lift
A) Gravity
B) Thrust
C) Lift
D) Drag
What is the weight of Tom on Earth, who has a mass of 50kg ?
132 N
65 N
500 N
402 N
What is the weight of Sarah on Earth, who has a mass of 62kg?
128 N
245 N
62 N
620 N
Force X is caused by...
Gravity
Friction
Weight
Force Y is caused by...
Air resistance
Gravity
Friction
Velocity
Scalar
Vector
Weight
Scalar
Vector
Displacement
Scalar
Vector
Speed
Scalar
Vector
What is pressure?
It is the same amount of force from opposite directions
It is the force exerted on an object
The same thing as gravity
A fireman weighing 600 N with feet area of 100 cm2 has a pressure of?
60 N/m2
6 N/m2
45 N/m2
50 N/m2
A dog weighing 180N with feet of an area of 60cm2 has a pressure of?
7 N/m2
30 N/m2
3 N/m2
12 N/m2
True or False:
Scalar has no direction, only magnitude.
True
False
True or False:
Vector has no direction
false
true
Miss Elsonbaty is the best teacher?
yes
yes
yes
yes