Photosynthesis/Respiration
What gas is taken in by plants?
Carbon dioxide
This force pulls objects toward the Earth.
Gravity
the tube that connects mouth to stomach
oseophagus
What is an example of a neutral substance?
Water
Name one type of blood cell found in blood
white, red, platelets
The star at the centre of our solar system.
Sun
What is the definition of photosynthesis?
Plants use sunlight to make food
This force slows objects down when they rub against each other.
Friction
Name of the motion that moves food down the oseophagus
peristalsis
Two signs a chemical reaction is occuring
irreversible, bubbles, fizzing, colour change, temp change, light
Blood vessels that carry blood away from the heart
Arteries
The name of our galaxy.
Milky way
What are two factors that affect the rate of photosynthesis?
Temp, co2, light
Give two examples of renewable energy
Wind, solar, geo, biogas
What acid is found in the stomach and give one function of it?
Hydrochloric acid and it kills bacteria or softens food
Matter cannot be created or destroyed during a chemical reaction, what is this law called?
Law of conservation of mass
the red pigment found in blood that carries oxygen
Haemoglobin
The planet known as the Red Planet.
Mars
Where in the cell does respiration occur?
Mitochondria
When energy changes from one form to another, the total energy remains the same; this law is called?
Law of conservation of energy
What organ are nutrients absorbed the most in within the digestive system?
Small intestine
Name 2 types of indicator used to detect acids and bases
Litmus/universal/red cabbage
What is the name of the muscle that divides the heart?
Septum
Name six planets (There are 8)
Earth, Venus, Mars, Jupiter, Neptune, Saturn, Uranus, Mercury
What is the word equation for photosynthesis?
Co2 + water (sunlight) gives glucose + oxygen
A student has a mass of 50 kg.
The gravitational field strength on Earth is 10 N/kg.
Find the total weight of the student. You must also include the correct unit for weight in your answer.
500 N
What is the function of bile and where is it stored?
Breakdown fats and stored in the gallbladder
What are the two products produced from neutralisation?
salt and water
Name the 4 blood vessels of the heart (2 veins, 2 arteries)
Vena Cava, Aorta, Pulmonary Artery, Pulmonary Vein
Name any four moon phases
New moon, waxing crescent, waxing gibbous, First quarter, waning crescent, full moon, last quarter, waning gibous