Force
What is the net force of an object?
The net force is the sum of all the forces acting on an object.
What unit is work expressed in?
What is Joules?
What unit is momentum expressed in?
What is Ns?
Or
What is Kg times m/s?
What unit is acceleration measured in?
What is m/s2?
As kinetic energy increases, potential energy __
What is decreases?
What is Newton's second law of motion?
What is F=ma?
What is the equation for work?
What is W=Fd?
What is the equation for momentum?
What is P=mv?
What is the acceleration due to gravity on planet Earth?
What is -9.81m/s2?
What is the equation for kinetic energy?
What is Ke=1/2mv2?
What force does a 70 kg person have when his acceleration is 2m/s^2?
What is 140 newtons?
What is the work of a 220 newton boulder which was lifted 7 meters?
What is 1540 joules?
What is the momentum of a 23.2kg object with a velocity of 6.3m/s?
What is 146.16Ns?
A boat goes from a speed of 11m/s to 46m/s in 7 seconds. What is the acceleration of the boat?
What is 5m/s2?
When energy is transmitted through electromagnetic waves its called ___
What is radiation?
An 85kg bear is free falling from the top of a mountain. What is the force acting on the bear? [neglect air friction]
What is 833.85 newtons?
An object has a work of 1100 joules and was lifted 8 meters in the air. What is the weight of that object?
What is 137.5 newtons?
What has more momentum, a 500 kg car moving 10m/s or a 250 kg car moving 20 m/s?
They have the same momentum.
What would a trucks final velocity be if it starts from rest and accelerates 2.2m/s2 for 12 seconds?
What is 26.4 m/s2?
If an 80kg person has a kinetic energy of 1000 joules. This person has a speed of__
What is 5m/s?
An iPad exerts a force of 3.2 newtons on the table. the force exerted by the table on to the iPad is ___
What is 3.2 newtons?
A 65kg skydiver fell a total of 90 meters. What was the work done by the skydiver?[neglect air friction]
What is 57388.5 joules?
What is the velocity of a 36kg object that has a momentum of 200 Ns?
What is 5.55 m/s?
If a hockey play skate from 18m/s to 21m/s in 0.2 seconds. What is his acceleration?
What is 15m/s2?
Lebron James is shooting a layup. The ball weighs 2kg and is 7.2 meters high at its peak. What is the balls potential energy?
What is 141.26 joules?