Optics
Chemistry
Biology
Climate
Surprise
100

What is a Concave Mirror?

A curved mirror where the reflecting surface is on the inner side of the curved shape. (Dentist Mirror)

100

A + B = AB is what kind of reaction?

Synthesis

100

What do ribosomes do?

Synthesis of protein

100

What are carbon sinks?

Anything that absorbs more carbon from the atmosphere than it releases

100

3 differences between plant and animal organelles:

Plants have chloroplasts, a cell wall, and have one large vacuole (animals have several smaller ones)

200

In a Convex Mirror the size is ______ than the object

smaller

200

Bases turn ___ litmus paper into ____

red into blue

200

Longest phase of the cell cycle?

Interphase

200

What is the natural greenhouse effect?

A natural process that occurs when greenhouse gases in the atmosphere trap heat from the Sun, warming the Earth's surface.

200

What is cell theory?

1. Cells are the basic unit of life

2. All living things are made up of cells

3. All cells come from other cells.

300

What is the formula to find magnification?

M = d/d (Magnification = image distance/object distance)

300

Balance the following: Cl2 + KBr = Br2 + KCl

Cl2 + 2KBr = Br2 + 2KCl

300

Organize the following structures from least complex to most: organ, organism, organ systems, cells, tissues.

Cell, Tissue, Organ, Organ System, Organism

300

True or False: the anthropogenic effect is human caused?

True

300

What is neutralization?

The reaction of an acid and a base, which forms water and a salt

400

What is Snell's Law used for?

It uses values for the index of refraction to calculate the new angle that a ray will take as a beam of light strike the interface between 2 media.

400

What group are the Noble Gases?

18

400

What are the functions of the arteries?

To carry oxygenated blood away from the heart
400

Factors that affect climate:

Air masses and winds, latitude, ocean currents, elevation, relief, and bodies of water

400

True or False: Security mirrors are examples of concave mirrors.

False (They are Convex)

500

A concave mirror produces an image on a wall that is 25 cm high from an object that is 4.5cm high. What is the mirror's magnification?

5.55cm

500

True or False: Baking a cake is a physical change

False

500

If an eyepiece magnification is 7x and the objective magnification is 5x, what is the total magnification?

35x

500

What is a carbon source?

Anything that releases more carbon into the atmosphere than it absorbs

500

A fuel  combines with oxygen to produce carbon dioxide and water is a example of what kind of reaction?

Combustion