Chemistry Test 1 Review

Front

Convert: 253 C to K

Back

526 K

Front

32.9 km = ___________ cm

Back

3,290,000

Front

Which value is the greatest? 5.0 x 10^-9, 5.0 x 10^-4, 5.0 x 10^6, 5.0 x 10^8

Back

5.0 x 10^8

Front

What is the difference between a theory and a law in science?

Back

A theory explains a natural event, while a law describes it.

Front

A scientific ____________ is a statement that describes what always happens under certain conditions in nature.

Back

law

Front

What is the formula to convert Celsius to Kelvin?

Back

K = C + 273.15

Front

What is the SI unit for length?

Back

Meter (m)

Front

What is the definition of a scientific law?

Back

A statement based on repeated experimental observations that describes some aspects of the universe.

Front

What is the definition of a scientific theory?

Back

A well-substantiated explanation of an aspect of the natural world that can incorporate laws, hypotheses, and facts.

Front

Convert: 1000 m to km

Back

1 km