Answer
7 is d ii is a iii is d
4 is x is 52 and y is 0 = 68
5 is x is 0 = 145 and y is 128
6 is a
1 is 10.20
2 is 151 and 5010
3 is < is 0 and I is y
9 is 3.0 and 2.0
hope this helps
Answer:
4 m/s
Explanation:
Momentum is defined as:

where
m is the mass of the object
v is its velocity
For the object in this problem, we know:
p = 200 kg m/s is the momentum
m = 50 kg is the mass
Solving for the velocity, we find:

Answer:
3
Explanation:
the answer is number three
The car with bigger Mass requires more fuel because More mass the heavier it gets. you can't grab the little car fuel tank and put it in the big car it will run out to fast.
overall answer : The bigger the mass = more weight which means it needs more fuel to run

=

x = 82.93 m
Nothing to deal with physics.
Maths. Scale factor. Year 9.