Equations and Conversions
What is the SI unit for weight? What is its symbol?
What is Newtons? What is N?
What two components does a vector value have?
What is magnitude and direction?
When the speed of your car is doubled, by what factor does its kinetic energy increase?
What is "4?"
Harry Potter crashes into Hagrid during their Quidditch match. Who experiences the greater force?
What is "they are equal?"
What is Mr. Mann's least favorite fruit?
What is a mango?
What is the metric prefix for 109?
What is Giga-?
Mr. Mann drives backward to get home from school. If his acceleration is positive, what does that mean about his speed?
What is, "his speed is slowing down?"
Peta tries to push Katniss into the arena, but she won't budge. Does he do work?
What is "no?"
If you dropped a feather and a block of lead in space, which would hit the ground first?
What is "block of lead?"
What law of motion states that there is an equal and opposite reaction for every action?
What is Newton's 3rd Law of Motion?
What does this symbol represent in the standard deviation equation?
µ
What is the mean/average?
The area under what graph equals displacement?
What is a velocity vs. time graph?
A satellite in circular orbit around the Earth moves at constant speed. this orbit is maintained by the force of gravity between the Earth and the satellite. Is work done on the satellite? Why?
What is "no?" What is "no work is done if direction of motion is perpendicular to force?"
What is bigger: static or kinetic friction?
What is "static friction?"
If you stood on a planet having a mass four times higher than the Earth's mass and a radius two times longer than Earth's radius, how many times more or less would you weigh than you do on Earth?
What is "the same?"
When measuring the length of a Feastable, Jason measures the start of the wrapper instead of the start of the chocolate. What is this kind of error?
What is systematic error?
A kestrel is pushed out of its nest with a horizontal velocity of 5 m/s. What is its horizontal velocity right before it hits the ground?
What is 5 m/s?
A car accelerates from rest to 30 km/h. later, on a highway, it accelerates from 30 km/h to 60 km/h. which takes more energy, going from 0 to 30, or from 30 to 60?
What is 30 to 60 km/h?
From rest, we step on the gas of our Ferrari, providing a force F for 4 seconds, speeding it up to a final speed v. If the applied force were only 1/2 F, how long would it have to be applied to reach the same final speed?
What is "8 seconds?"
If mass were graphed on the y-axis and volume were graphed on the x-axis, the resulting slope would have the same units as what quantity?
What is "density?"
Convert 25 cm3 to m3.
What is 2.5 x 10-5 meters?
An object moves in the y direction, and its position as a function of time is given as y(t)= 6t + 49 - 3.9t2. What was the object's initial position?
What is 49 units?
Is it easier to walk up a hill in a zig-zag path or a straight path?
What is "the zig-zag path?"
Two tug-of-war opponents each pull with a force of 100N on opposite ends of a rop. What is the tension in the rope?
What is "100 N"
A dog drags a 1,925 g cotton toy across a carpeted floor with a force of 32.125 N. If the friction coefficient between the cotton and the carpet is 0.300, what is the acceleration of the toy?
What is 13.74 m/s2?