Show:
Let's Go
Fig Newton
Fast by Design
What's the Problem?
Feel the Force
100
Speed is the measure of _______?
What is how fast an object moves.
100
The Law of Acceleration is which law of motion?
What is Newton's 2nd Law of Motion
100
Measure of speed in a specific direction
What is Velocity
100
Jane drives at an average speed of 45 mph on a journey of 135 miles. How long does the journey take?
What is 135 miles ÷ 45 mph = 3 hours
100
An action that can change the state of motion of an object
What is a force.
200
Acceleration occurs whenever...
What is the speed and/or direction of an changes
200
Newton's Law of Inertia states _____
An object at rest will remain at rest and an object in motion will stay in motion unless acted upon by an outside force.
200
Tendency of an object to resist motion
What is Inertia
200
Chris cycles at an average speed of 8 mph. If he cycles for 6½ hours, how far does he travel?
What is 8 mph × 6.5 hours = 52 miles
200
Another word for " the exertion of force in order to do work."
What is Power.
300
what is the difference between positive and negative acceleration?
What is positive acceleration happens when an object speeds up and negative acceleration occurs when an object slows down.
300
When you push a door open it pushes back. This is an example of which of Newton's Laws and what does this law state
What is Newton's 3rd Law- "for every motion there is an equal and opposite motion."
300
Forces are unbalanced when an object is
What is in motion
300
Nikki has to travel a total of 351 miles. She travels the first 216 miles in 4 hours. What is her average speed for the first part of the journey?
What is 216 miles ÷ 4 hours = 54 mph
300
The tendency of an object to resist spinning
What is rotational inertia
400
If you're sitting in a car reading this, what is your acceleration? (in mathematical terms)
What is 0m/s/s
400
An object with a mass of 2 kg acceleration at 10m/s/s has a force of
What is 20 Newtons
400
A force and lever arm used together create
What is Torque
400
To find average speed, we need to divide distance by time. 216 miles ÷ 4 hours = 54 mph Her average speed is the same for the whole of her journey.
What is 351 miles ÷ 54 mph = 6.5 hours
400
A force that opposes motion between any two surfaces that are in contact.
What is Friction
500
Acceleration opposite the direction of the motion has what impact on an object?
What is it slows it down.
500
The unbalanced force acting on an object equals Mass times Acceleration represents which of Newton's Laws?
What is Newton's 2nd Law (Law of Acceleration)
500
An object is more stable when the____________ is as low as possible.
What is the Center of Mass
500
Janet and Bill leave their home at the same time. Janet has 60 miles to travel and drives at 40 mph. Bill has 80 miles to travel and also drives at 40 mph. How much longer does Bill spend driving than Janet?
What is 0.5 hour (30 minutes) Bill has 20 miles more to travel and is going 40 miles per hour.
500
Force is defined as any ________ or ________ on a object.
What are Push or Pull