Chemistry
What is the name of the particle in an atom that has a negative charge?
Electron
What is the basic unit of life?
Cell
What are the 3 states of matter?
Solid, Liquid, Gas
Describe how the leaves look like in the autumn.
They are colorful(red, yellow, orange, green, brown)
Which element has the chemical symbol Na?
Sodium
What is the process by which plants make their own food using sunlight?
Photosynthesis
Who and how defines the gravity?
Newton with apple
Compare the weather in the autumn and the winter.
In the winter it s snowing and it s cold.
How many protons does carbon have in its nucleus?
6
In which part of the cell does cellular respiration primarily take place?
Mitochondria
Name all the planets of the solar system.(8 planets)
A ball, a plate, the clock
Which of these atomic models best describes the probabilistic movement of electrons around the nucleus?
Hint
What type of organism can make its own food through photosynthesis?”
B) Autotroph
Name 3 particles which are located in atom.
Neutron, proton, electron
What food can we make from apples?
What is the name of the chemical bond formed by the sharing of electrons between atoms?
Covalent bond
Which biomolecule is primarily responsible for storing and transmitting genetic information?
Why is the sky blue?
The is blue because there is an atmosphere around the Earth. The Sun emits light composed of all colors. When the light meets the gas molecules present in our atmosphere, it scatters in all directions. Blue is the most diffused.
Why does the leaves fall in the autumn?
There is little sunlight and the tree needs to save the energy for winter and to prepare for winter.