8th Grade Physical Science Review FL

Front

What makes mass and weight different?

Back

Mass is the amount of matter meanwhile weight is the force of gravity on an object's mass.

Front

Vaporization/evaporation is the change of physical state from _______ to _______.

Back

liquid to gas

Front

Dry ice on the kitchen counter has disappeared without a trace. Dry ice skips the liquid phase. It never "melts" instead turns directly into a gas. This is an example of what change of physical state?

Back

Sublimation

Front

Which of the following is an example of chemical property? Electrolysis, Corrosive, Combustibility, all of the choices

Back

all of the choices

Front

You can measure ______ with grams.

Back

mass

Front

__________ are the building blocks of life.

Back

atoms

Front

It occurs when a substance combines with another to form a new substance.

Back

Chemical Change

Front

It can be observed or measured without changing the composition of matter.

Back

Physical Property

Front

Which of the following is not an example of Physical Change? Options: Melting of an ice cream, Water vapor formed as water boils, Frying an egg, Cutting the paper into pieces

Back

Frying an egg

Front

Which of the following is an example of physical change? Options: an ice cream melts due to heat, food digestion in stomach, rusting of iron due to water exposure, dynamite ignition

Back

an ice cream melts due to heat