Space Exploration
Name the two countries involved in the Race to the Moon
Russia & USA
What is an atom?
The smallest particle of an element
How many electrons are in the outer shell of Group 2 elements?
2
What is a physical reaction?
Change of state (melting ice into water)
What is global warming caused by?
Burning of fossil fuels / Deforestation
What is the name of the first human to walk on the moon?
Neil Armstrong
Proton
Neutron
Electron
Which element has the electron configuration of:
2,8,3
Aluminium
What is a chemical reaction?
Creating a new product (Fe + S -> FeS)
What effects does global warming have on the planet?
Melting Ice Bergs
Flooding
Climate Change
List 3 digital technologies developed by the space program?
Laptops
Cordless drills
Heart Monitors
True or False: A neutron has negative charge
False
What name is given to group 8 of the periodic table?
The Nobel Gases
What is activation energy?
The minimum amount of energy needed for a chemical reaction to take place
Define sustainability
To ensure resources don't run out
List 3 health risks to humans who are in space for prolonged periods
Loss of bone density
Loss of muscle mass
Radiation exposure
What is meant by atomic number?
The number of protons in an atom
What name is given to group 7 of the periodic table?
The Halogens
What 5 factors effect rate of reaction?
1. Particle size
2. Concentration
3. Temperature
4. Nature of reactants
5. Catalysts
What are the 3 pillars of sustainability?
Environment
Economic
Social
Why are humans putting drones on Mars?
The search for life.
Understanding the surface and the planet's evolution.
Preparing for future human exploration.
What is meant by mass number?
The number of protons and neutrons in the nucleus of an atom
What is the chemical formula for
Ca + Cl
CaCl2
When a reaction gives out heat we say it is ____
Exothermic
What does sustainable development mean?
A development that meets the needs of the present without compromising the ability of future generations to meet their own needs.