A
what is defined as the amount of gravitational pull on an object?
weight
What is the amount of matter in an object?
mass
How closely a measurement reflects the actual value is called ___.
accuracy
What is the amount of space matter takes up?
volume
What term refers to any push or pull?
force
What type of change alters matter?
chemical change
Which state of matter has definite shape and volume?
solid
What is a tentative explanation or unproven idea?
hypothesis
Which type of property can be determined without changing the type of matter?
physical property
What is the unit of mass, length and time?
kilogram, meter and second
The repeatability of a measurement is called ___.
precision
How many significat figures the following number has:
0.000449090
6
what is defined as the amount of inertia of an object?
mass
Write the following number in scientific notation 0.00561
5.61 x 10-3
What is the ratio of the density of a substance to the density of a standard?
specific gravity
Which is the formula for calculating volume?
V = l x w x h
What is the shorcut used in writing extremely large or small numbers?
scientific notation
which common state of matter has no definite volume and shape?
gas
What is the tendency of matter to stay at rest or to continue moving?
inertia
Write the following number in expanded form 5.2x10-4
0.00052
False
which are the methods of measuring volume?
direct measurement, fluid displacement, geometric formulas
Which is the formula for density?
D=m/v
Which are the three main steps of the scientific method?
hypothesizing, experimenting, observing
What is the indirect measurement of an object's thermal energy?
temperature