Science

Question 1

what do plants compete for? (4)

Answer 1

light, water from soil, minerals from soil

Question 2

what is the difference between intraspecific and interspecific

Answer 2

intra - competition between same species
inter - competition between different species

Question 3

ethanol is flammable - how can you heat it safely without using a naked flame

Answer 3

hot water bath

Question 4

Describe an ionic bond

Answer 4

The electrostatic attraction between positive metal ions and negative non-metal ions

Question 5

what is heat?

Answer 5

the amount of thermal energy an object has

Question 6

what is temperature

Answer 6

how hot or cold an object is

Question 7

what is the cooling effect of precipitation
(3)

Answer 7

• water particles gain energy from the skin
• more energetic particles escape
• less energetic particles remain