A 50kg skateboarder is traveling at 3 m/s. If she doubles her speed to 6 m/s. What is her change in momentum?
What is 150 N*s
100
A force of 400 newtons is applied for 3.3 seconds. The impulse is this.
What is 1320 N*S
100
An object of mass 7 kg experiences an impulse of 70 N*S, find the change in velocity.
What is 10 m/s.
100
This is the definition of conservation of momentum.
What is to "save" momentum before and after a collision or exerted force.
100
This is Newton's second law.
What is F = ma
200
A tiger weighs up to 200 kg. If the final velocity of a Bengal tiger is 25 m/s, the impulse it experiences starting from rest is
What is 5000 N*s
200
A force of -455 newtons is exerted for 5.6 seconds. Give the impulse.
What is -2548 N*S
200
A rock has a mass of 3.1 kg. If the change in velocity of the rock is 14.8 m/s, find the impulse exerted on the rock.
What is 45.9 N*s
200
These are the units of momentum.
What is N*S or Kg*m/s
200
Give the formula for Kepler's third law.
What is Ta^2 / Tb^2 = Ra^3 / Rb^3
300
A force of 1010 N is applied to an object of 3 kg. if the force is exerted for 7 seconds, what is the impulse on the object?
What is 7070 N*S
300
A force is exerted on an object of 30 kg for 3 seconds. if the impulse is 630 N*S. The force exerted on the object is this.
What is 210 N.
300
If the impulse of an object is negative, then the final velocity must be ______ than the initial velocity.
What is smaller (or more negative).
300
An object of mass 5.0 kg experiences a net force of 30 newtons. If the change in velocity is 10 m/s, find the time the force was exerted.
What is 1.7 seconds.
300
This is the formula that involves: "delta p"
What is delta P = F delta T = M delta V
400
The same skateboarder of 50 kg is traveling at +7 m/s. If she experiences an impulse of 300 N*S what is her final velocity?
What is 13 m/s
400
An impulse of -1000 is exerted on an object. The force is exerted for 6 seconds. The force is:
What is 167 N.
400
DAILY DOUBLE - The question will be read aloud (M*V)
What is p = m delta v becomes p = v * delta m + m delta v. or some explanation of changing mass of rocket.
400
Object A of mass 57 kg is traveling to the east at 7.0 m/s. It collides with object B, initially at rest, of mass 57 kg. If the two objects stick together, this is the final velocity of the combined masses.
What is 3.5 m/s.
400
This is the formula for the law of universal gravitation.
What is F = G*M1*M2 / R^2
500
The 50kg skateboarder now experiences a impulse of -320 N*S. If her initial velocity is 2 m/s, her final velocity is this.
What is -4.4 m/s.
500
A force of 320 newtons is applied to a 62 kg weight. If the velocity of the weight started from rest and is accelerated to 11.5 m/s. How long was the force applied for
What is 2.23 seconds
500
Two objects of equal mass are traveling in opposite directions. One object is traveling at +5 m/s and the other is traveling at -9.5 m/s. They collide and stick together, find the value of their combined final velocity. (you do not need their masses).
What is -2.25 m/s.
500
A toy truck of mass of 0.25 kg is traveling at 5 m/s when it collides with a baseball of mass .57 kg. The toy truck comes to a complete stop while the baseball moves off in the same direction. This is the final velocity of the baseball
What is 2.2 m/s
500
DAILY DOUBLE - I will read the question aloud (formula)