Quiz about Chemical Interactions Review

Question 1

Which is an example of an atom- the smallest unit of matter

Accepted Answer

Ne - Neon

Answer

H20 - Water

Answer

NaCl - Salt

Answer

C02 - Carbon Dioxide

Question 2

Imagine a cup of water sitting on your table all day. How is the energy being transferred between the water and the air?

Accepted Answer

Energy is transferring back and forth between the water and the air

Answer

Energy is transferring from the air to the water

Answer

There is no transfer of energy happening

Answer

Energy is transferring from the water to the air

Question 3

Is energy released or absorbed as liquid - water changes phases into a gas - Water Vapor?

Accepted Answer

absorbed

Answer

released

Question 4

Is energy released or absorbed as gas- water vapor changes phases into condensation - liquid?

Accepted Answer

released

Answer

absorbed

Question 5

Check all the examples of a Chemical Element below

Accepted Answer

Cl

Accepted Answer

Fe

Answer

NaCl

Answer

CO

Question 6

If the kinetic energy of solid ice increases, it will

Accepted Answer

melt

Answer

freeze

Answer

stay the same

Question 7

If the kinetic energy of liquid water decreases, it will

Accepted Answer

freeze

Answer

melt

Answer

stay the same

Question 8

When we tested the reactions of our mystery white substances, to get the most accurate reaction results we should always

Accepted Answer

use the same amount of substance and liquid per trial

Answer

use different amounts of substance per trial

Answer

use different amounts of liquid per trial

Answer

measuring anything is overrated, use however much you'd like

Question 9

Check all that apply: What is the best evidence that a chemical reaction has taken place?

Accepted Answer

fizzing and bubbling-release of a gas

Accepted Answer

temperature change

Accepted Answer

color change

Answer

there is no color change

Answer

can see the substance settling in the bottom of the liquid

Chemical Interactions Review