Atoms and Elements
I have a pH that is less than 7
What is an ACID?
Carry oxygen around the body
What is an RED BLOOD CELLS?
A scientific guess
What is a HYPOTHESIS?
The waves in which the particles move up and down..
Transverse
Name the element with the symbol Ca
What is CALCIUM?
When an ACID is mixed with an ALKALI
What is NEUTRALIZATION?
When I'm sick they create antibodies
What is WHITE BLOOD CELL?
factors that can change in an experiment
What are variables?
The unit for frequency ...
What is HERTZ?
Is Baking soda an acid /alkali?
What is Alkali?
the nerve cell
What TRANSMITS IMPULSES around the body?
What is an independent variable?
What is a THE variable the experimenter changes?
This wave can NOT travel through a vacuum
What is SOUND wave?
Mass number is ....
What is the TOTAL number of protons and neutrons?
Water has a ph of ....
What is a SEVEN?
The plant cell and animal cells are different, name two difference
What is the large vacuole, cell wall, and chloroplast?
When making observations, scientist uses....
What are THE 5 senses?
The pitch of a sound is connected to ....
What is the FREQUENCY of the sound?
the electron configuration of this element is 2,8,3
What is Aluminium?
When red litmus paper turns blue, the substances is ....
What is an ACID?
Root hair cell's function
What is to transfer nutrients and water to the plant?
Scientists follow 6 basic steps to make new discoveries, What is the last step?
What is MAKE a conclusion?
the distance from crest to crest OR trough to trough is called ...
What is the WAVELENGTH?