Unit 1- Matter
Has a definite volume but not a definite shape
What is a liquid?
Which type of heat transfer is happening when the Sun warms your face?
What is radiation?
Whats fluid
any material that can flow and take the shape of it' container
Carmen is helping load furniture and boxes onto a moving truck. She picks up boxes of her things, places them on a cart, and pushes the cart to the moving van. Which term best describes the type of force Carmen uses?
What is contact?
What are atoms?
smallest particle that an element can be divided and still the same substance
Phase change of a solid turning into a gas
What is sublimation?
A measure of the average kinetic energy of the particles of a substance is its
What is temperature?
Whats the formula for pressure
force over area
What type of force will cause an object to start moving, stop moving or change its direction.
What is unbalanced?
What does the Greek word atom mean?
invisible
When a gas is cooled it becomes a what?
What is a liquid?
Which of the following correctly matches the freezing point of water on the three temperature scales?
What is 32°F, 0°C, 273 K?
Why does pressure increase as depth increases
More and more water pushes the pressure
Which of the following would be the BEST reference point to describe the motion of a bird?
What is a tree?
Who named the nucleas
rutherford
A solid with particles arranged in a repeating 3-D pattern?
What is a crystalline solid?
The lowest possible temperature where all molecular motion stops is called
What is absolute heat?
Whats Bernoulli's principle?
When the speed of a moving fluid increases, its pressure decreases.
If the net force (resultant) is 0 what type of forces do we have?
What is balanced?
Whats modern theory?
When atoms don't travel in definite paths and they are cloud like.
An unusual state of matter found in neon signs
What is plasma?
As water begins to boil in a pot, the hotter water at the bottom of the pot closest to the stove begins to rise and the cooler water above sinks and warms. This is an example of
What is convection?
Why is atmospheric pressure greatest at the surface of the earth?
The weight of the atmosphere is pushing down there.
What is a noncontact force?
What is magnetic force?
What kinda equation is this? 2H2+O2-->2H2
synthesis