Quiz 2 Review

Vocab.

100

Information that is gained by any of the five senses; with or without tools.

What is an observation?

200

A combination of 2 or more atoms.

What are molecules?

300

Anything that has mass and takes up space.

What is matter?

400

The ability to do work or cause change.

What is energy?

500

A problem with the methods, design, or interpretation of information. 

What is bias in science?

More Vocab

100

An explanation of an observation, based on prior knowledge.

What is an inference?

200

The study of the natural world.

What is science?

300

A well supported explanation of the natural world.

What is a theory? OR What is a scientific theory?

400

How much matter something is made of.

What is the definition of mass?

500

When materials interact and change into something new, often making bubbles or an odor.

What is a chemical change? OR What is a chemical reaction?

States of Matter

100

Low energy.

How much energy do the atoms of a solid have?

200

By adding more energy. 

How does a solid change to a liquid? OR

How does a liquid change to a gas?

300

Matter that keeps its volume, but NOT its shape when poured from one container to another.

What is a liquid?

400

How much space something takes up.

How do you define volume?

500

Matter than does NOT keep it's volume or it's shape when it is poured from one container to another.

What is a gas?

Photosynthesis and Cellular Respiration

100

The name of the process that plants use to make sugar.

What is photosynthesis?

200

The name of the process plants use to make cellular energy.

What is cellular respiration?

300

Oxygen and glucose.

What are the products or photosynthesis? OR What are the materials that photosynthesis makes?

400

Sunlight and ATP (adenosine tripohsphate).

What are the types of energy in the photosynthesis and cellular respiration equations?

500

C₆H₁₂O₆   and  CO₂

What are the molecular formulas for glucose/sugar and carbon dioxide?

Periodic Table

100

The whole number on the periodic table square.

What is the atomic number of an element?

200

This consists of one or two letters.  If it's two letters, the second letter is lowercase.

What is the atomic symbol?

300

The number 21.

(Related to the periodic table square on the board)

What is the atomic number?

400

The number 22.

(Related to the periodic table square on the board)

What is the number of neutrons?

500

A circle with the following information inside:

P21

N22

What is the nucleus of the Bohr model for Scandium?