The basic unit of matter.
___________ refers to the compactness of a substance. It is found by dividing the mass of the object by the volume of an object.
What is density?
The basic unit of life.
What is a cell?
An object in said to be _____________ when it's velocity increases.
What is accelerating?
A pure substance consisting only of atoms that all have the same numbers of protons in their atomic nuclei.
What is an element?
_____________ is a term used to describe the continuous physical force exerted on or against an object by something in contact with it. This term is used to help describe the how inflated or deflated a tire on a bike is.
_____________ is a substance that is used to increase the rate of a chemical reaction. This is also known as an enzyme.
What is a catalyst?
True or False: An object at rest will stay at rest and an object in motion will stay in motion at a constant velocity, unless acted upon by an unbalanced force.
What is true?
A substance composed of atoms from more than one element that are chemically bonded together.
What is a compound?
The ___________ of the Earth as it revolves around the sun is responsible for the seasons that we experience in both the southern and northern hemispheres.
What is axial tilt? (Will accept tilt or Earth's tilt)
The process through which new cells are formed.
What is cell division? (Will accept mitosis, meiosis, or binary fission)
The height of the two inclined planes is equal. The second inclined plane has a greater ________________ and is therefore ____________ to to use when pushing a heavy box into a moving truck.
What is mechanical advantage and easier?
____________ is the chemical formula for the compound (ammonia) shown above.
What is NH3?
This geologic feature of Earth is a rigid but moving piece of Earth's surface. The edges of these features are associated with volcanoes and earthquakes.
What are tectonic plates?
An animal cell is placed in a salt water solution that is saltier that the water inside of the cell. That cell will ___________ because water is moving ____________ the cell.
What is shrivel/shrink and out of?
You would be stating a bird's ______________ if you were to say,"A bird is going 30mi/hr west."
What is velocity?
_______ is the number of hydrogen atoms that are in ammonium chloride compound, based off of the chemical formula above.
What is 4?
There are two broad types of energy, kinetic energy and potential energy. However, kinetic and potential energy can appear in different forms. ___________ and __________ are two of the many forms that energy can appear in.
What are thermal energy, radiant energy, light energy, sound energy, chemical energy, nuclear energy, electrical energy, gravitational energy, and mechanical energy.
There are the four basic biological molecules that organisms either use to live or are made of.
What are lipids(fats), nucleic acids(DNA), proteins, and carbohydrates(sugars)?
Newton's Laws which states that for every action there is an equal and opposite reaction is considered to the the ____________ of his three laws of motion.
What is the 3rd law of motion?