Newton's First Law
Causes an object to change its state of motion.
What is an outside force?
The equation for Newton's Second Law
What is F = m*a?
Finish the Law: For every action...
There is an equal and opposite reaction
The How far equation
What is xf = vi*t + 1/2*a*t^2 + xi?
Draw a force diagram for a book sitting on a table
Normal force up, gravity down
An object that is changing motion has a force diagram that looks like this.
What is unbalanced?
If a force of 100 N is applied to accelerate a ball to 5 m/s^2, what is the mass of the ball?
What is 20 kg?
If I know that a boy weighs 10N and is stationary, the earth is pushing back with what force?
What is 10N?
The how fast equation
What is vf = vi + a*t?
The acceleration due to gravity on earth
What is - 9.8 m/s^s?
Objects that have more of this have more inertia
What is mass?
If a ball has a mass of 2 kg, and is accelerating at 15 m/s^2, what is the force acting on it?
What is 30 N?
When on my scooter, if I push backwards with my foot, I move ...
What is forwards?
What is vf^2 = vi^2 + 2*a*(xf-xi)?
On the moon, the acceleration due to gravity is _____ compared to the earth
What is less than?
The two types of motion for balanced forces
What are stationary motion (no motion) and moving with a constant velocity?
If a 9 kg ball has a force of 10 N applied to it, how fast will it accelerate?
1.1111 m/s^2
The reason the earth doesn't move when I push off of it
What is because it is way more massive (has more inertia) than me?
If I throw a ball with a velocity of 20 m/s straight up, to what height will it reach before starting to come back down if it takes 3 seconds to reach the peak?
What is 15.9 m? xf = 1/2*a*t^2 + vi*t + xi
When the air resistance exactly equals the weight of an object
What is terminal velocity?
The common shorter name for this law.
What is the Law of Inertia?
If I push a box with a force of 25 N and there is a frictional force of 10 N, what is the acceleration of the box if it WEIGHS 98 N?
What is 1.5 m/s^2?
Come up with a action-reaction pair for sitting in your chair
What is gravity and normal force on chair?
What is the speed that a projectile will reach if it falls for 10 seconds after starting from rest?
What is -98 m/s? (vf = vi+a*t)
When a rock is thrown upwards off a balcony at 5 m/s, how long will it take to hit the ground if the final velocity is -10 m/s?
What is 1.53 s? (t = (v_f-v_o)/a)