MOTION
FORCES, DYNAMICS, AND NEWTON'S LAWS
IMPULSE AND COLLISIONS
WORK, ENERGY, AND POWER
100

It is the push and pull of an object

Force

100
What is Newton's third Law?
For every action, there is an equal and opposite reaction.
100
Is impulse a scalar or vector quanitity?
Vector
100
What are the formulas for Work and power?
W=Fdcos(theta) P=W/t
200

Type of force that causes motion

Applied Force

200

Name 3 types of forces?

Normal, Unbalanced, Balanced

200
An object which is traveling east would experience a westward directed impulse in a collision. TRUE OR FALSE?
False
200
A 200 N force is applied at a 30 degree angle to the horizontal to move a 17 kg box 6.8 meters,
W= 1177.8 J
300

1 radians is equal to ________

57.3 degrees

300
Luke has a mass of 100 kg on the earth. What is Lukes's mass on the moon where the force of gravity is approximately 1/6-th that of Earth's?
100 kg
300

If two cars collide at a speed of 220 m/s, when car 1 has a mass of 5000 kg and car 2 weighs 4500 kg. What is the force of impact of car 2?

990,000 N

300
What is the gravitational potential energy of a 350 g object that is 1 km above the ground?
350 J
400

Formula for angular velocity

angular speed = theta/t

400

If an object moves at a speed of 100 m/s with a force of 14 N, how heavy is the object?

0.14 kg

400

The greater the ________, the larger the centripetal force needed to maintain circular motion

mass

400
What is the kinetic energy of a 1173.4 kg aerodynamic sports car moving at 25.6 m/s?
384499.712 J
500

Anton  claims that he can throw a dart at a dartboard from a distance of 2.0 m and hit the 5.0 cm wide bull’s-eye if he throws the dart horizontally with the speed of 20 m/s. How long did it take for the dart to hit the board?

0.1 s

500

A 0.250-kg rightward moving air track glider decreases its speed from 0.872 m/s to 0.798 m/s over the length of a 1.71-m long air track. Determine the average velocity at the peak of the trajectory.

0

500

If the gravitational force required for the celestial bodies' circular motion is directly proportional to the square of the radius, how much gravitational force is needed for an orbit with a radius of 200,000 kilometers compared to an orbit with a radius of 100,000 kilometers?

four times as much

500
A truck pulls a 200 kg boulder with a force of 500 N 250 m over a period of 35 seconds. What is the power?
3571.429 Watts
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