Motion in One-Dimension
Acceleration is a change in ____.
velocity
An object is in translational equilibrium if ____ .
the net force on it is zero
The amount of resistance an object has to a gravitational pull is it’s ____.
gravitational mass
What are the conditions in which static equilibrium would not exist for an object.
Net torque != 0
Net force != 0
Which cat-like Pokémon can evolve into multiple different forms depending on certain conditions?
Eevee
The slope of the line tangent to the curve on a velocity-vs-time graph at a specific instant of time is _____ .
instantaneous acceleration
An object in uniform circular motion has an acceleration that is ____.
directed toward the center of rotation
True or False: Due to Kepler's 3rd law, if a planet is closer to the Sun than the Earth, it will have a longer rotational period than the Earth's.
False
The only way to change the angular velocity of an object is to provide ________ .
net torque
Which of the following Pokémon is not a Legendary Pokémon?
Garchomp
The area under a velocity-vs-time graph gives the ____ of an object.
displacement
Name at least 3 forces that act as centripetal forces and give an example situation for each force.
Tension - rope/string
Gravity - orbits
Normal Force - spaceship 3000 ride
Static Friction - car makes a turn
Electromagnetic - electron path bends in CRT TV
If two planets have their masses both increased by a factor of 4, what is the resulting increase of the force of gravity between them?
16 F
The amount of times something revolves per unit of time is called the _________ .
angular frequency
What is the name of the region in Pokémon Red and Blue?
Kanto
A 2300 kg car slows down at a rate of 3 m/s^2 when approaching a stop sign. What is the magnitude of the net force causing it to slow down?
6900 N
A punter kicks a football at an angle of 30° to the ground. The football has an initial velocity of 25 m/s. How long is the football in the air?
2.55 s
Two objects, one with a mass of 5 kg and the other with a mass of 10 kg, are placed 2 meters apart. Calculate the gravitational force between them.
8.3425 x 10^-10 N
You use a 10-cm long wrench to remove the lug nuts on a car wheel. If you pull up on the end of the wrench with a force of 100N at an angle of 15 degrees to the perpendicular, what is the torque on the wrench?
9.66 N
What is the first Pokémon in the national Pokédex?
Bulbasaur
How far does a car travel in 10.0 s while its velocity is changing from 0 km/h to 100.0 km/h at a uniform rate of acceleration?
139 m
A mythical warrior swings 6 kg mace on the end of a magically massless 1m chain in a horizontal circle above is head. The mace makes one full revolution in 2 seconds. Find the tension in the magical chain.
59 N
Using Newton's Law of gravitation, derive the equation for gravitational mass of an object given mass m of another object that is attracting it.
mg = r2Fg/Gm
Number 99 pg. 232
420 N
What move does the most damage to a Ghost-type Pokémon?
Crunch