Sound and Light
How many colours are in the rainbow/spectrum?
7
Name 2 forms of precipitation.
rain, snow, sleet, hail
Is vinegar and acid or base?
Acid
Physical and chemical reactions are the same. True or false?
False
True
Decibels (dB)
What cloud is fluffy and white?
Cumulus
They unravel
What type of reaction is a burning candle?
Chemical.
How many bones do you have in your body (approximately)?
200
What is the speed of sound in m/s?
340m/s
What is the process where water vapor turns back into a liquid?
Condensation
What does the H in pH stand for?
Hydrogen
The reaction where plants make food is called...
Photosynthesis / Fotosyntes
We control all the muscles in our body. True or false?
False.
The coloured part of your eye is called the...
Iris / Regnbågshinna
Name one tool used to measure weather.
barometer, wind sock, weather vane, anemometer,
Sugar and pasta are part of what food group?
Carbohydrates
What happens to iron over time?
It rusts
Blood is made of red blood cells and yellow blood cells. True or false?
False.
What is the name of the three bones inside your inner ear in English?
Hammer, anvil, stirrup.
Describe how wind is created.
High pressure to low pressure areas. The air molecules to fill the space.
Why is it important to have some fat in your diet?
Fats store energy, dissolve vitamins
What is the chemical symbol for oxygen (syre)?
O
How many atria ("rooms") does your heart have?
4