More important than a test for proving a hypothesis right is a test for
What is proving it wrong?
100
Distance/time with no specific direction
What is speed?
100
An object's horizontal and vertical components of velocity are __________
What is independent?
100
An object in free fall has a speed of 60 m/s. One second later its speed is
What is 70m/s?
100
Assuming negligible air resistance the horizontal component of velocity (increases/decreases/remains the same)
What is remains the same?
200
The amount of significant digits in 570.09
What is 5?
200
A quantity with a magnitude and direction
What is a vector?
200
A projectile that falls around earth rather than into it.
What is a satellite?
200
Nellie runs the length of a 100-yard football field in a time of 20 seconds. Her average running speed is
What is 5 yards/s?
200
A projectile thrown at at angle of 60 will have the same range as a projectile thrown at an angle of ______
What is 30?
300
The Language of Science
What is mathematics?
300
Change in Velocity over time
What is acceleration?
300
Any object that moves through the air or space under the influence of gravity, continuing in motion by its own inertia
What is projectile?
300
When a ball increases in speed by the same amount each second, its acceleration_______
What is is constant?
300
Disregarding air resistance the acceleration of any projectile, thrown up or down, is _______
What is g/gravity/-10m/s/s?
400
An educated guess that is only presumed to be factual until supported by experiment is an educated guess that is only presumed to be factual until supported by experiment
What is a scientific theory?
400
Falling under the influence of gravity only
What is free falling?
400
The shape of planets orbits around the sun
What is elliptical?
400
The speed of a vertically thrown ball at the top of its path is
What is 0?
400
The potential energy of a satellite is greatest when it is _______ to the object it is orbiting
What is closest?
500
A close agreement by competent observers who make a series of observations about the same phenomenon
What is a fact?
500
Displacement/time
What is velocity?
500
The speed an object must be moving to outrun gravity on a planet?
What is escape velocity?
500
Non accelerated motion will look like a ________ line on a velocity vs time graph
What is straight?
500
A man in a wingsuit is traveling at 40mph in a 30 mph crosswind. His ground speed is_____?