Chemistry
What kind of changes are there in chemistry?
Physical and Chemical
How many organelles do animals and plants have in common?
9
Red, Green, Blue
A branch of science that focuses on Earth and its atmosphere
What are the 3 ways Earths orbit changes?
Precession, Eccentricity, and Tilt
What are the 5 types of a chemical change?
A new color appears, Release of energy in the form of light or heat, A gas is produced (odor production), A new solid (percipitate) formed, The change is difficult to reverse
What organelles do plant cells have that animal cells don't have?
Cell wall, and Chloroplasts
What are the 8 types of light?
Incandescent, Fluorescent, Phosphorescence, Chemiluminescence, Bioluminescence, Triboluminescence, Electric discharge, Electroluminescence
What are some ways to lower your carbon footprint?
Using reusable bags when shopping, buying second hand/getting hand-me downs from parents or siblings, lowering use of public transport/using your car too much
What number planet are we from the sun?
3rd
How many protons, neutrons, and electrons does Carbon have?
6 protons, 6 neutrons, 6 electrons
What are the 6 phases of mitosis?
Interphase, prophase, metaphase, anaphase, telophase/cytokenisis
What does the acronym SALT mean?
Size
Attitude
Location
Type
Earth science relates to oceanography (true or false)
True
How do stars form and evolve?
Stars form in large clouds of gas and dust called molecular clouds
What is matter made up of?
Atoms and molecules
What is the difference between mitosis and meiosis?
Mitosis produces two genetically identical daughter cells. (1 set of cell division) Meiosis produces 4 different daughter cells (Half the DNA of parent) 2 sets of cell division.
Translucent, transparent, opaque meanings
Transmit some light, Transmit light freely, Absorb or reflect light
What causes the sea levels to rise?
Melting ice sheets and thermal water expansion (Water can expand when it heats up)
Can a star turn into a planet? (True or false)
True
__ Na + __ H20 → __ NaOH + __ H2
_2_ Na + _2_ H2O 🡪 _2_ NaOH + __ H2
Surgery to remove the tumor, radiation therapy, and chemotherapy.
Whats the difference between concave mirrors and convex mirrors?
Concave mirrors have a surface that curves inwards.
Convex mirrors have a reflective surface that bulges outwards towards the light source
What are the 4 reasons for climate change?
Anthropogenic Greenhouse gases (Sources: burning fossil fuels + deforestation), Carbon Dioxide, CFCs (Source: refrigeration agents)
Does sound travel faster in space?
No, sound does not travel in space