Physics
What are the three states of matter? (Vad är de tre aggregationstillsånden?)
Solid, liquid, gas
Fast, flytande, och gasform
When something is neutral, what is the pH?
7!
What is the name of the chemical compound that has the formula of C6H12O6?
Glucose
What do you need to do to long hair when you are working in lab?
Tie it back
How many planets are there in the solar system?
There are 8 planets- Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune
What SI unit (enhet) do we use to measure pressure (tryck) in solids?
Pascals, or 1N/m2
When something is acidic, what does that mean about the concentration of H+ ions, or OH- ions.
More H+ ions than OH- ions
The part of the plant cell where photosynthesis takes place?
Chloroplast or chlorophyll
What are two things you must wear when doing experiments in lab?
Lab goggles/glasses, and a lab coat/apron
Where did Ms Kennedy grow up ?(be specific!)!
Just outside of Toronto!
What is the equation for calculating force (kraft)?
F = m x a
Force = mass x acceleration
What is the difference between an ionic bond and a covalent bond?
Ionic bond is the transfer of electrons, covalent bonds are the sharing of electrons. Ionic bonds occur between a metal and a non-metal and covalent bonds occur between two non-metals.
What do nitrogen fixing bacteria do?
They convert atmospheric nitrogen into fixed nitrogen that can be used by plants.
When heating something in a glass beaker, what do you do?
Use tongs to pick and move it
What does Corgo, ergo sum mean in English?
I think, therefore I am
Who is first credited with "discovering" or at least trying to explain gravity (gravitation)?
Sir Isaac Newton
Balance this chemical equation:
___CH4 +___Cl2 --> ___ CCl4 + ___ HCl
CH4 + 4Cl2 --> CCl4 + 4HCl
What are the two types of organisms that decompose organic matter?
Fungi and bacteria
What is the SIV rule? (or, when mixing acid with water, what should you NEVER do?
How many km long is the swim-able Halmstad coast line?
45 km!
What are Newton's Three Laws?
Law 1: When forces on an object are balanced, the object will not change its motion.
Law 2: Force = mass x acceleration
Law 3: For every action there is an equal and opposite reaction.
How many protons, neutrons, and electrons does an atom of Chlorine have?
Why is a virus not considered living? Give 2 reasons.
Can't survive without its host, cannot reproduce on its own
Why should you not eat, drink, or apply makeup in lab?
It can easily get contaminated with chemicals.
Which natural disaster is measured by the Richter scale?
Earthquakes