speed/misc
velocity
acceleration
Momentum/Newton Laws
Forces/Gravity
100
The slope of a line where distance is on the y axis and time is on the x axis.
What is speed?
100
The slope of a line where position is on the y axis and time is on the x axis.
What is velocity.
100
The slope of a line where velocity is on the Y axis and time is on the x axis.
What is acceleration.
100
A measure of the motion of an object defined by the product of its mass (kg) times its velocity(m/s)
What is MOMENTUM?
100
Fg= G(M1xM2)/ D^2
What is The universal Law of Gravity?
200
A type of quantity such as speed that that has only magnitude
What is scalar?
200
A type of quantity such as velocity that has both speed and direction.
What is vector?
200
The slope of a line with velocity on the y axis and time on the x axis.
What is acceleration?
200
which items below have the same momentum a. 1kg at 5m/s b. 2kg at 10m/s c, 4kg at 5m/s d. 10 kg at 0.5m/s
What is a and d What is b and c
200
________________ and ____________ influence gravity. Of these_______________has the greater effect.
What is mass and distance? What is distance?
300
A boat is sailing due south at 8 knots, but is being set by a easterly current of 3 knots. What is the boats resultant speed and general direction?
What is 8.54 Knots SSE
300
Peter runs in a constant direction on a straight road. The position vs. time graph of Peter’s motion shows a straight line with a negative slope. What does the line tell you about Peter’s motion?
What is velocity is constant and he is heading in a negative direction.
300
Peter runs in a constant direction on a straight road. The velocity vs. time graph of Peter’s motion shows a straight line with a negative slope. What does the line tell you about Peter’s motion?
What is acceleration is constant and decreasing
300
force acting through time, change in momentum, Pf-Pi
What is impulse?
300
How much would gravity change if the distance was reduced by half and the masses remained the same.
It would be 1/4 of its original strength.
400
air resistance = freefall
What is terminal velocity?
400
graph question. Interpret the 4 diagrams as velocity time graphs
1. What is non-constant + acceleration? 2. What is fast but constant acceleration followed by slower but constant acceleration? 3. What is fast, bot constant acceleration followed by zero acceleration(constant velocity) 4. What is non-constant deceleration
400
A train traveling at a velocity of 35m/s slows down at a constant rate for 5 seconds until it stops. What is its acceleration?
What is -7m/s^2
400
Car A has a mass of 1000kg . Car B has a mass of 2000 kg. Car B is traveling at a velocity of 20m/s. How fast will car A have to go to achieve the same momentum as car B?
What is 40m/s?
400
On Planet Xiphoid you have a mass of 40kg and a weight of 4000 Newtons. What is the gravitational force?
What is 100m/s^2
500
Graph question Interpret the motion on each of the 4 distance/ time graphs
1. What is increasing speed 2. What is rapid steady speed followed by slower steady speed? 3. What is rapid steady speed and stopped? 4. What is slowing down or deceleration?
500
A 2kg medicine ball is rolling across the gym floor when Charlie shoves it causing it to speed up to 5 m/s in .5 seconds without changing direction. If the average force in the direction of motion was 5N,what was the balls initial velocity?
What is 3.75m/s?
500
A tennis player serves a ball that accelerates at an average rate of 20 m/s^2. How long does it take for the ball to speed up from 10.5 m/s to 20.5 m/s?
What is 5 seconds?
500
A billiard ball of mass 0.4kg rolls towards the right hand pocket of a pool table at 3m/s and rebounds straight back at the same speed but in the opposite direction. What is it’s change of momentum?
What is -24m/s
500
You are rock climbing and your axe takes 10 seconds to hit the rocks beneath you. Using a rounded free fall rate of 10m/s^2 how high are you?
What is 500 meters?
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