Elements
which of these is basic need for living things
(A) oxygen
(B) hydrogen
(C) light
(D) water
A is the answer because without oxygen you won't be able to breath when you don't breath you die
Mass and weight have
(A) The same physical meaning
(B) different physical meaning
(B) because mass is always the same but weight changes a measure of force between an object
what do you know about matter
interesting
say anything that must include science
good!
is there only one atom in your right now
(A) yes
(B) no
(B) there are trillions of atoms in your room right now
what is mass?
mass is a measure of matter
What is it called when solid changes to liquid?
(A) Melts
(B) freeze
(C) nothing
(A) is the answer
Example: ice is put by the window where is sunny, and melts
What do you like about science
ohh nice
what are the four main elements
carbon,oxygen,hydrogen,nitrogen
do you weigh more on equator or the moon,and why?
(moon) there is less gravity
what is called when solid is turned into gas?
(A) evaporation
(B) condensation
(C) transpiration
Example: ice stays in suns way it turns into liquid it gets heated and turns to gas
Is Mr Nero a good science teacher
Of course he is
what is the name of the element table that scientists keep track of?
(A) Element table
(B) Periodic table
(C) Chart of elements
(B) is the answer and it is the periodic table
can you give me 3 example of mass
good job!
when solid reaches the melting point what does it turn into?
(A) liquids
(B) gas
(C) gone
(A) is the answer because ice melts when it's heated and turns liquid and after that it is gas
what is your favorite thing to do in science
cooll!!
This element can react with oxygen when it does it creates rusts, which element is this?
(A) carbon
(B) neon
(C) rust
(c) is the answer atoms are in iron too for example monkey bars
how much do you know mass and is there only one type of mass, and explain?
there is not only one type of mass
mass is how much an object can hold up to something
True or false: Gases are to compress
false, gas will fill in any container, and if it not sealed the gas will escape, and gas can escape much easier than liquid and solid.
what is volume and what are the 3 dimensions
Length,width,height