Biochemistry of Foods 1st Semester Final Exam

Front

A controlled situation that allows a scientist or researcher to determine what causes a change to occur.

Back

experiment

Front

A curve at the surface of a liquid is called a...

Back

meniscus

Front

What is required for an experiment to be scientific?

Back

Be replicable or repeatable

Front

When you tare an electric scale, you are...

Back

erasing the mass of an empty container

Front

Which piece of equipment is best for measuring volume accurately?

Back

graduated cylinder

Front

When using an electronic scale, how do you erase the weight of the container before measuring ingredients or objects?

Back

Press the zero button BEFORE you put the ingredients in.

Front

To accurately measure volume, you must place the container on a level surface and read the volume at eye level.

Back

True

Front

A hypothesis is a(n)...

Back

possible or tentative solution to a problem

Front

In an experiment, a control is a standard used to evaluate the changes created by a variable.

Back

True

Front

The variable in an experiment is...

Back

a factor that is being changed