Units
What is the unit of time we use most?
Seconds
How do we measure energy?
Joules
The ____________ an object is off the ground the greater the potential energy.
Higher
Which NFL team is currently 8-0
The Chiefs
Force is measured in __________?
Newtons
What is the unit we use to measure distance the most?
Meter
Potential energy is ___________ energy. To be used for later.
Stored
The more mass an object has the ____________ potential energy it has.
More
What is the formula for velocity?
Displacement/Time
If an object is moving the forces are _____________.
Unbalanced
What units do we use for speed?
M/S
What is the equation for Gravitational Potential Energy?
Mass x Gravity x Height
An object with 20kg of mass is sitting on a 5 meter shelf. How much gravitational potential energy does it have?
1000j
What is the average speed of a person who runs 50 meters in 25 seconds?
2 m/s
If an object is sitting still the forces are ____________.
Balanced
What is the unit of mass we use the most?
kg
How fast does gravity pull objects toward Earth's surface?
9.8 or 10 meters per second.
What is the potential energy of a 1.5kg coconut hanging from a tree 5 meters off the ground?
75j
What is the velocity of a car at the end of the race that does 500 laps around a .25 mile track?
What is the net force on a non moving object?
0
How many meters in a kilometer?
1000
How many years has Mr.Martin been teaching? (including this year)
7 years
2 object of the same mass are sitting on 2 different shelves. One is 8 meters high and the other is 4 meters high. How much more energy does the object on the taller shelf have?
Twice as much
What is the speed of a car that travels 400 meters in 20 Seconds?
20 m/s
What is the net force on an object with 150 Newtons pushing from the left and 100 Newtons pushing from the right? (Number and direction)
50 Newtons to the right.