This type of change occurs when molecular bonds break and new bonds formed,
What is a chemical change?
The SI unit of Force?
What is Newton?
It's abbreviated K.E.; Lionel Messi is good at giving it to a soccer ball
What is Kinetic Energy?
Element group that are shiny, malleable, ductile, and good conductirs
what are the metals?
When combined with oxygen, this lightest chemical element makes water.
what is hydrogen?
A chemical reaction in which heat is released.
What is an Exothermic Reaction?
The motion of a car
What is quickly coming to a stop?
Rubber does not allow electrons to flow easily across its surface.
What is an insulator?
A uniform mixture that involves a solute dissolving in a solvent
what is a homogeneous mixture or solution?
As seen in the image below, copper turns green because of this chemical reaction, also known as rusting.
What is oxidation?
What is a synthesis reaction?
The motion of the car
What is constant acceleration?
This fundamental force is not "weak" and binds nucleons together in the nucleus.
What is strong nuclear force?
An element's position in the periodic table is based on this
what are the number of protons in the nucleus?
Sustaining plant life on Earth, this process in the chloroplast is divided into the light reactions & the dark reactions
What is Photosynthesis?
Substances listed on the left side of a chemical equation
What are the reactants?
An object in motion will continue moving unless acted upon by an outside unbalanced force
What is Newton's First Law?
The second law of thermodynamics says that this will of its own accord only move to a colder object
What is Heat?
The chemical reaction between sodium (na) and Chlorine (Cl) forms this
what is NaCl or salt?
What is Refraction?
States: matter is not created or destroyed
What is the principle of conservation of mass?
This is the longest wavelength in the electromagnetic spectrum, but has the lowest energy.
What is radio waves?
In this "effect" first described in 1842, the pitch of a train whistle seems to change as it moves
What is the Doppler Effect?
In 1923 Bronsted & Lowry figured out that these substances donate protons to bases.
What is an Acid?
This type of nuclear reaction results in the breakdown of unstable nuclei into smaller nuclei and high-energy particles over a long period of time
What is radioactive decay?