This part of an experiment is kept constant to ensure a fair experiment.
controlled variables
The displacement of an object per unit of time
What is velocity?
The rate at which velocity changes with time.
What is acceleration?
An object in free fall near the Earth's surface has this constant acceleration.
What is 9.8 m/s2 down?
or
What is -10 m/s2 ?
For every action, there is an equal and opposite reaction, according to this law.
What is Newton's Third Law?
To convert 0.05 g to Kg
What is 0.00005 Kg?
The area under a velocity-time graph represents this quantity.
What is displacement?
What is the slope of the following velocity vs. time graph?
What is 4 m/s2?
A ball is thrown vertically upward with an initial velocity of 15 m/s. How long does it take to reach its maximum height? (Assume g=-9.8 m/s2)
What is approximately 1.53 seconds?
The net force on an object is equal to the product of mass and acceleration, as per this law.
What is Newton's Second Law?
In an experiment measuring the effect of light on plant growth, the dependent variable is
what is plant growth?
A distance vs. time graph shows a straight line with a slope of 15 m/s. What does this slope represent?
What is constant velocity of 15 m/s?
An object starts from rest and accelerates at 5 m/s² for 4 seconds. Calculate its final velocity.
What is 20 m/s?
A ball thrown straight up will have this velocity at its peak height.
what is 0 m/s?
Two forces of 25 N to the right and 15 N to the left act on an object in opposite directions. Calculate the net force on the object.
What is 10 N right?
A graph of a line passes through the points (3, 7) and (8, 17). Calculate the slope of the line.
What is 2?
A position vs. time graph has a slope of 0.5 m/s. If the object travels for 8 seconds, calculate the total distance covered.
What is 4 meters?
A car accelerates uniformly from 0 to 30 m/s in 10 seconds. Calculate the total distance traveled.
What is 150 meters?
What is time it takes for an object to hit the ground when dropped from a height of 300 m?
What is approximately 7.82 seconds?
Frictional force opposing motion can be calculated using this formula.
What is Ff=mu*FN?
Convert 5.6 miles per hour to meters per second
(1 mile = 1.60934 km)
(1 hr=3600 seconds)
What is approximately 2.5 m/s?
A graph of displacement vs. time is quadratic. The slope at t=3 seconds is 6 m/s. What does this slope represent?
What is instantaneous velocity?
A skateboarder starts from rest and accelerates at 1.5 m/s² on a horizontal track. How much time does it take to cover a distance of 27 meters?
What is 6 seconds?
A projectile is launched at an angle of 45° with an initial velocity of 20 m/s. What is the initial Vertical Velocity?
What is is approximately 14.14 m/s?
The force required to accelerate a 50 kg object at 2 m/s² is this.
What is 100 N?