What is MgSO₄?
Formula for magnesium sulphate.
What two things are needed for particles to react.
Correct orientation and enough energy
This renewable energy comes from moving air
wind energy
Plants remove this gas from the atmosphere during photosynthesis.
Carbon dioxide (CO₂)
These gases trap heat in Earth’s atmosphere.
Greenhouse gases
Differences between individuals in a population are called this.
variation
Scientist who proposed natural selection.
Charles Darwin
What are remains or traces of past organisms.
fossils
Which artist released Teenage Dream in 2010
Katy Perry
Fe + S → FeS. Name the product.
Iron sulphide
Increasing this variable increases the number of particles per volume. What is this variable
Concentration
Energy from moving water turning turbines.
hydro-electricity
Burning fossil fuels adds carbon to the atmosphere in this process.
Combustion
Identify one greenhouse gas.
CO₂ / methane / nitrous oxide / water vapour
Variation caused by your genes.
inherited variation
A factor that influences survival and reproduction in natural selection.
Selecting agent
body structures that are similar in form but used differently are called?
comparative anatomy (homologous structures)
Which rapper released God’s Plan in 2018?
Drake
NH₄F is the ionic compound made of ammonium and this non-metal. What is the name of the non medal.
Fluoride
Breaking a solid into smaller pieces increases this factor. What is this factor
Surface area
This renewable uses heat from beneath Earth’s surface.
Geothermal energy
This sphere includes forests and living organisms
biosphere
The difference between natural and enhanced greenhouse effect.
Natural keeps Earth warm; enhanced warms Earth too much
Variation caused by the environment
environmental variation
Name one biotic selecting agent
predation / competition / disease
Studying where species are found on Earth.
biogeography
Which K-pop group became the first to be nominated for a Grammy (major category)?
BTS
Name the compound CaCO₃?
Calcium carbonate
Increasing this variable speeds up particles, producing more successful collisions. What is this variable?
temperature
One disadvantage of solar power
Depends on sunlight/weather
Increased atmospheric CO₂ enhances this global process.
Enhanced greenhouse effect
One solution to reduce greenhouse gas emissions.
Switching to renewable energy / reducing waste / reforestation, etc.?
Give an example of a trait influenced by both genes and environment.
height, weight, fitness,
What is the process where populations become different species.
speciation
Fossils show this pattern of change over time.
gradual evolution
Which singer performed the viral song Peaches featuring Daniel Caesar and Giveon?
Justin Bieber
Write the formula for aluminium nitrate?
Al(NO₃)₃
A substance that speeds up a reaction without being consumed.
Catalyst
This renewable energy does not release greenhouse gases during electricity production and uses uranium.
Nuclear energy
Name one human activity that disrupts the carbon cycle.
Deforestation / fossil fuel use / agriculture
The process by which heat is trapped due to increased greenhouse gases.
Global warming
Two causes of variation in populations
mutation and sexual reproduction
Difference between Lamarck and Darwin’s theories.
Lamarck believed traits were acquired; Darwin believed variation already exists and is selected?
Why do homologous structures support evolution.
they suggest a common ancestor
Which artist broke records with the single Flowers (2023)?
Miley Cyrus – Flowers