Balanced vs Unbalanced Forces
an apple sitting on a table
what is balanced forces
the equation for speed
what is speed = distance/time
the equation for force
what is force = mass x acceleration
how many laws of motion are there?
what is 3
anything that takes up space and has mass
What is Matter
a car traveling down a highway
what is unbalanced forces
a person running 10 mph
what is speed
a person is walking 100m in 10s. what is their speed?
what is 10m/s
define inertia
what is a tendency of an object to resist change in motion
what is:
protons, inside nucleus, heavy mass, positive
neutrons, inside nucleus, heavy mass, neutral
electrons, electron cloud(outside nucleus), light mass, negative
a kid swinging on a swing
what is unbalanced forces
a car turning at a red light
what is acceleration
a quarterback throws a football with a force of 50N and it accelerated 250m/s2. what is the mass of the football?
what is 0.2kg
Why should we wear seatbelts – use one of Newton’s Laws in your answer?
what is because of inertia and newtons 1st law of motion (our body will keep moving forward because there is no outside force stopping it)
what does COLDPIG stand for and what is it used for
what is color change, odor, light, decrease in temperature, precipitate, increase in temperature, gas production.
it is an acronym of evidences to help determine whether or not a chemical reaction has taken place in an experiment.
an airplane traveling at a constant speed of 500 mph
what is balanced forces
a dog running 15m/s north
what is velocity
John decided to cycle to his friend’s house at a speed of 5 km/h and the journey took 2 hours. How far did John cycle?
what is 10 km
You have a cup with a notecard sitting on the top with a penny on the notecard. A student flicks the notecard and the penny drops in the cup.
What is Newtons 1st law of motion
breakdown a element tile on the periodic table
how do you find the # of neutrons?
what is atomic # = # protons/# electrons
what is element symbol
what is element name
what is atomic mass = Protons + neutrons
what is atomic mass - atomic #
Mrs. Webbs class and Coach Grieders class are competing at tug o war. Mrs. Webbs class is pulling with a force of 100N. Coach Grieders class is pulling with a force of 150N. what is the net force acting on the rope? Who won the tug o war?
What is 50N, Coach Grieders class,
the difference between speed, velocity, and acceleration
what is speed is a number, velocity is speed with a direction, acceleration is a change in motion
A worker drops his hammer off the roof of a house. The hammer has a mass of 9 kg, and gravity accelerates it at the usual 9.8 m/s2. How much force does the earth apply to the hammer?
what is 88.2N
read the scenarios and name the law for each example.
a rocket is launched into space because of the propulsion of the jet fuel igniting downward.
a skateboarder runs into a rock and gets thrown off his skateboard.
it is harder to throw a bowling ball than a tennis ball
What is newtons 3rd law, 1st law, 2nd law
how many elements are in the chemical formula?
how many atoms in total are in the chemical formula?
2H4(ON)2ClH
what is 4 elements
what is 20 atoms