Study Guide for Physical Sci. Quiz 1

Where does the word science come from?

• experiment

• nature

• knowledge

• debate

What is meant by the word quantitative?

• descriptions

• numbers

• visuals

• tests

What is the units used for acceleration?

• m/s

  meter per second

• m/s^2

  meter per second squared

• m * s

  meter times second

• m^2/s^2

  meter squared per second squared

Which term describes both magnitude and direction?

• velocity

• speed

• motion

• displacement

What is a tentative explanation of observations?

• scientific theory

• scientific law

• hypothesis

• data

The instantaneous speed of an object is its speed at that _________ of time.

• instant

• average

• rate

• change

A scientific law describes

• a fundamental relationship in nature

• the scientific method

• the description of nature

• key principles of science

Distance divided by time is the formula _______.

• acceleration

• displacement

• speed

• motion

Motion is a change in

• direction

• position

• time

• space

What is the purpose of a speedometer?

• to show speed

• to show acceleration

• to show time

• none of the above