lab safety Quiz
Scientific Method Quiz
Matter and the Atom Quiz
Elements, Compounds and Mixtures Quiz
all quizzes
100

What angle should you keep a test tube away from you as it heats?


90 degrees

100

Identify the six steps of the scientific method, in order:

First:Ask a Question

Second:Do research

Third:Form a hypothesis 

Fourth:Test the Hypothesis

Fifth:Review the data

Sixth:Share your results

100

What is an ion, as per our notes?

An atom that carries an electrical charge

100

True or False: Every compound is exactly the same as each individual element it contains

false

100

When taking recently heated glassware, you should clean it in:

warm water

200

How long should you cleanse out your eyes after getting chemicals splashed up into them?

20 minutes

200

Data that refers to the characteristics of what we are observing is:

Qualitative Date

200

In the picture bellow, the Atom on the left is gaining two electrons. What will happen to its charge?

Its charge will become more negative

200

A pure substance is matter that has fixed composition and definite properties. Is apple juice a pure substance?

no

200

True or False: A Cation is an ion with a positive charge.

True

300

What are the two protective items required each time you enter a lab area?


Eye Protection and Long Sleeves

300

Data that refers to the numerical values of what we are observing is:

Quantitative Data

300

A _________ is the smallest whole particle of matter

Atom

300

A __________________ is different from the elements that it is composed of, but a ____________________ may have properties similar to the pure substances that form it.

Compound, mixture

300

Which subatomic particle has a neutral charge?

Nuetron

400

True or False: When disposing of chemicals, it is proper procedure to pour all unused chemicals down the drain.

False

400

A variable that stay the same regardless of what else you are changing is a __________ variable.

Controlled

400

Which subatomic particle do we use in order to make the atomic number?

Proton

400

A _______________ is a substance that cannot be separated or broken down into simpler substances by chemical means

Element

400

A variable that is changed by you in the experiment, meaning this is what you are changing each time you do a trial, is a _____________ variable.

Independent

500

Which situation would the power shower come in handy?

A piece of clothing has caught on fire

500

Cole is testing to see if what he drinks before running effects his finish time. He tests it with water, juice, milk and carrot juice. He wears the same clothes and shoes regardless. What variable would the different drinks be classified as?

Independent

500

Which subatomic particle orbits the nucleus?

Electron

500

Look at the following: FeCl₃ . How many atoms are present for each of the elements listed?

Fe: 1, Cl: 3

500

A ____________ is a substance made of atoms of two or more different elements that are chemically combined

Compound