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Lesson 1
Lesson 2
Lesson 3
Quick Facts
Focus Skills
100
Are you at your desk? Under a light? 2 meters away from the board? This is called
What is Position
100
who is widely recognised as one of the most influential scientists of all time and as a key figure in the scientific revolution.
Isaac newton
100
Mass is a property of matter, and its units are usually measured in
What is gram
100
Forces are measuerd in ..
Newtons
100
Why is it harder to get a loaded wheelbarrow moving then an empty one?
What is more force
200
What is the formula for measuring speed?
What is speed = distance/time
200
To describe the direction part of velocity, you can use what tool to help?
compass
200
Give one example how friction is used in daily machines
Check answers
200
how many dogs were pulling the man on the sled?
6
200
What keeps the moon in a circular path?
What is gravitational pull
300
Comparing Speeds what were the two horses names?
Lightning and Thunder
300
Accerleration of an object depends on its.....
What is mass
300
One Newton is about the weight of
apple or under a quarter of a pound
300
The moons gravitational force is less than Earth's. On the moon, yuou would weigh __________of what you weigh on Earth
What is 1/6
300
What changes energy of motion to heat?
friction
400
Judges use precise stopwatches to measure time in what measurements to judge who is fastest?
What is tenths and hundredths
400
The more inertia an object has, the harder it is to change what?
What is motion
400
How can Friction be a problem?
Check answers
400
Top speed of a plane?
What is 3,500 Km/hr
400
What are two ways that friction can be controlled?
What is change surface and air
500
What is a frame of reference?
What is refers to a coordinate system used to represent and measure properties of objects
500
Acceleration due to gravity is represented by what symbol?
What is g
500
A child that weighs about 56pounds is how many newtons?
250
500
Worlds fastest Tennis Serve?
What is 239.8km/hr
500
Is a person on a diet trying to lose weight or mass? Explain
Mass. Weight is just the force Gravity puts on an object (or person)