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26 Cards in this Set

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  • Back
what is the temp of freezing on the celsius scale?
0
what states that matter in a chemical reaction cannot be created or destroyed,but ony rearranged?
law of conservation of matter
what SI perfix means one thousand (1000)?
kilo
how many significant figures does 4560 have?
3
what is tested, possible explanation of a natural event where you can make predictions?
scientific theory
biological, earth, and physical science are three branches of what science?
natural science
what is described as anything that has mass and occupies space?
matter
what is a series of logical steps that followed in order to solve a problem?
scientific method
what is the study of matter and how it changes?
chemistry
which state of matter contains the most energy, has the most space between its atoms, and takes the shape of its container?
liquid
after formulating a hypothesis you should design an ____________.
experiment
what SI perfix means one one hundredth (1/100)?
centi
how many significant figures does 5056 have?
4
what is .0015 in scientific notation.
1.5x10^-3
what is a summary of a of an observed natural event?
scientific law
A helium balloon will float on air because its ____________ is lower then that of air.
density
what state of matter has the most tightly packed atoms at room temp?
solid
_________ is required to convert one state of matter into another.
energy
what is the temp of freezing on the celsius scale?
0
what is 3679 grams in kilograms
3.679 kilograms
in a chemical reaction, the law of conservation of mass says that the mass of reactants always equals the mass of the_____.
products
what is the SI prefix means one one thousandth(1/1000)?
milli
if you have a coil of wire that is 156 m long how many cm would that be?
15600 cm
what is 564 millisecondas in seconds?
.564 seconds
what is a tested, possible explanation of a natural event where you can make predictions?
scientific theory
how many significant figures does 3,986,568 have?
7