The Cell
Which part of the microscope do you look through?
The eyepiece
State the density formula
Density= Mass divided by volume
Which state of matter has a fixed shape?
Solid
Name one way to stay healthy
exercise/ sleep/ hygiene/ healthy eating
Which planet is closest to the Sun?
Name the jelly-like substance inside a cell
Cytoplasm
Which is more dense: oil or water?
Water
What is the change from liquid to gas called?
Boiling or evaporating
Name the 6 main nutrients
Proteins, fats, carbohydrates, vitamins, minerals and water
What is the boiling point of water?
100 degrees celsisus
What structure controls the activities of the cell?
The nucleus
Why does a rock sink in water?
It is more dense than water
Which state of matter spreads out to fill all available space?
Gas
What deficiency diseases is caused by a lack or Iron?
Anaemia
Name a piece of lab equipment that stores or holds liquids
beaker or conical flask
What is the function of the cell membrane?
It controls what enters and leaves the cell
What piece of equipment is used to measure volume in a lab?
Graduated cylinder
Describe a liquid using the particle theory
Liquids have no definite shape, have a definite volume. There particles slide over each other and take the shape of the container they are placed in.
What is a good souce of carbohydrates?
Pasta, rice, bread
What do the objective lens magnify images by?
4x, 10x and 40x
What part of the microscope holds the slide?
The stage
If an object has a mass of 20 g and a volume of 10 cm³, what is its density?
2 g/cm³.
Name the change of state from gas to liquid
condensation
What deficiency disease is caused by a lack of Calcium?
Osteoporosis
List the planets in order starting with the planet closest to the sun.
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune