Chemical/ physical Change
What types of atoms are involved in ionic bonding?
metals and nonmetals
Name 6 other alternative energy sources aside from fossil fuels?
Geothermal, biomass, hydro, wind, sunlight and nuclear
What type of a telescope is the Hubble Space Telescope?
a reflecting telescope
What makes up everything in the world?
Atoms
Where dose the heat go in an endothermic reaction?
It’s absorbed by the object and heats up
Energy does not appear or disappear; it can only be transformed from one form to another. This principle is known as?
the Law of conservation of energy
What type of resource will we eventually run out of?
Natural resources
What are the seven regions of the electromagnetic spectrum, from the longest wavelength to the shortest?
Radio waves, micro waves, infrared, visible, ultraviolet, X-ray and gamma rays.
Where are protons located in an atom?
In the nucleus
Can an ion be neutral?
No
Matter is neither created nor destroyed, true or false?
True
What are examples of natural resources?
Coal, oil, natural gas.
How many planets are in our solar system?
8 planets
Where are electrons located in an atom?
In the energy levels or outside the nucleus.
What charge dose an electron have?
A negative charge
What is matter made of?
What are some alternatives to natural resources?
Water, hydropower, solar power, tidal power.
How long is a light year?
365.25 days
how do you find an element's atomic number?
It’s the number of protons in the atom
What is a red giants temperature and luminosity like?
Low temperature, and high luminosity
What type of change takes place when a paper is crumpled up?
a physical change
What are fossil fuels?
fuels that are formed by the decomposition of dead and decayed matter many millions of years ago resulting in hydro carbon compounds are known as fossil fuels.
How many light minutes away is the sun?
8.1776 light minutes
What are the subatomic particles found in an atom?
The subatomic particles found in an atom are electrons, protons, and neutrons.
What three parts make up an atom?
Proton, neutron, and electron