MFE 1.1 & 1.3

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1 point

Speed equals distance divided by

size

motion

time

velocity

1 point

If speed is measured in kilometer per second and time is measured in hours, the unit of acceleration is

kilometers per second

kilometers

seconds

kilometers per second per second

1 point

The most important lab safety rule is

always wear a lab apron

design and conduct your own experiments without asking your teacher

always wear safety goggles

always follow your teacher's instructions and textbook directions exactly

1 point

A well-tested explanation for a wide range of observations or experimental results is called a scientific

hypothesis

law

inquiry

theory

1 point

Which of the following are NOT examples of data?

quantitative observation

theories

qualitative observation

measurement

1 point

In science, a hypothesis must be

testable

controlled

correct

manipulated

1 point

A place or object used for comparison to determine if something is in motion is called

a constant

a reference point

velocity

a position

1 point

What is the first thing you should do if an accident occurs?

Notify your teacher

Go to the nearest hospital

Start first aid treatment

Find the emergency equipment

1 point

Changing direction is an example of a kind of

constant rate

velocity

speed

acceleration

10.

1 point

If you know the distance an object has traveled in a certain amount of time, you can determine

the size of the object

the location of the object

the acceleration of the object

the speed of the object

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