What is Science?
Speed and Acceleration
Velocity and Momentum
The Fundamentals Forces
Newton's Law Of Motion
100
The 5 steps of science are called?
Scientific Method
100
If a student was walking a distance of 150 meters in 30 seconds, what would that student's average speed be
What is 5 m/s?
100
The unit of Velocity
What is m/s?
100
List the four fundamental forces in order from strongest to weakest
(1) strong nuclear force
(2) electromagnetic force
(3) weak nuclear force
(4) gravitational force
100
An object at rest will stay at rest unless forces are applied.
What is Newton's 1st Law of Motion?
200
Chemistry + Physics=
What is Physical Science?
200
The rate at which velocity changes.
what is acceleration?
200
The unit of momentum
What is kg.m/s?
200
is very strong, attractive short-range (10-15 m)
What is strong nuclear force?
200
Acceleration of an object depends directly upon the net force upon the object
What is Newton's 2nd Law of Motion?
300
Is a central part of science
What is a Hypothesis?
300
The picture of the position vs. time graph shows an object that is...
what is accelerating/speeding up?
300
A rocket with a mass of 1000 kilograms is moving at a speed of 20 m/s. The magnitude of the momentum is _________.
What is 20,000 kg.m/s?
300
is a very weak, attractive long-range force of unlimited range that exists between any two objects possessing mass.
What is gravitational force?
300
For every actions there is an opposite and equal reactions.
What is Newton's 3rd Law of Motion?
400
What is the independent variable in the scenario below:
Mr. Spock examined the changes in intelligence due to performing different numbers of mind melds on the people in the crew of the Enterprise.
What is the number of mind melds?
400
A roller coasters accelerates from an initial velocity of 6.0 m/s to a final velocity of 70 m/s over 4 seconds. What's the acceleration?
What is 16 m/s2?
400
If Justin races his Chevy S-10 down Highway 37 for 2560 meters in 60 seconds, what is the velocity?
What is 42.67 m/s?
400
Radioactivity: Alpha and Beta Decay
What is weak nuclear force?
400
267.5 N unbalanced force applied to push a stuffed chair across the room, causing an acceleration of 4.2 m/s2. What is the mass of the chair?
What is 63.69 kg?
500
What is the dependent variable in the scenario below:
A study was done to determine the effect of eating different amounts of Twinkie's on energy levels in 7th grade students.
What is energy levels?
500
The units for acceleration are this.
m/s2
500
A change in which property does not change an object's momentum
What is direction?
500
What is attraction?
500
If you exert a net force of 8 N on a 2-kg object, what will its acceleration be?
What is 4 m/s2?