Acid and Alkali
What is the scale used to measure how acidic or alkaline a substance is
What is pH scale
Name the 3 types of heat transfer
what is: Conduction, convection, radiation
Name a common animal pollinator that helps produce sweet honey and delicious apples.
What is: a bee
Complete the sentence: Opposite poles attract and like poles.........
What is: REPEL
Name the 3 types of sub-particles found in an atom
Electron, proton, neutron
greenhouses gases mix with water to make toxic precipitation
What is ACID RAIN
Why does convection NOT happen in solids or in a vaccum?
Because the particles are not able to flow to make convection currents
The two types of pollination.
What is: Wind and insect/animal pollination
Magnetic field lines always move from the ....... to the ........
What is: North to south
What is an element?
•An element is a substance that cannot be broken down by physical and chemical reactions into a simpler form of matter.
Litmus is ...... in acid and ..........in alkali
Red ...Blue
Which type of heat transfer can occur in a vacuum?
What is: Radiation
What is the definition of pollination
What is : transfer of pollen from anther to stigma
Name the 3 magnetic metals found naturally on Earth
Iron cobalt nickel
What do we call the energy levels of electrons that are surrounding the nucleus?
Shells
What is the name of the chemicals used to detect if something is an acid or alkali?
Indicator
Particles at the surface of liquid gain enough kinetic energy to escape into the air and form a gas. What is this process?
What is EVAPORATION
Small flowers with dull petals, no scent, no nectar, stamens protruding. These are characteristics of........
What is: wind pollinated plants
Inside a magnet, the .......... are all lined up
What is: DOMAINS
The groups are going top to bottom and periods are left and right: TRUE OR FALSE
TRUE
Neutralisation the type of reaction where acid and alkali mix to make a........ and .........
What is SALT and WATER
When you burn your hand on the pot, what type of heat transfer has occured?
What is CONDUCTION
Give 2 characteristics of an insect pollinated plant
Large petals, coloured petals, stamens inside the flower, scented flowers, produce nectar
Is an electromagnet a permanent or temporary magnet?
What is: TEMPORARY
Is calcium a metal or non-metal
Group 2 metal