Mass is measured in...
Acceleration of gavity on Earth
-9.8 m/s/s (or -10m/s/s)
The symbol for iron (metal)
Fe
The Mg ion has a ______ charge
Positive (or 2+)
A microbe (microorganism) is
Any tiny organism
A force is a _______ or a ________
Push or Pull
Units Force is measured in
Newtons (N)
Matter can not be created or destroyed only transformed
Conservation of mass
The SO42- ion is called the _______ ion
Sulfate
Oxygenated blood is carried around the body in these
Arteries
Acceleration formula (and units)
a = v/s (m/s/s or m/s2)
A dog runs 390m in 53 seconds, calculate its velocity (1d.p.)
7.4m/s
Acids are ______, ______ or _______ (colours) in universal indicator
Red, orange, yellow
A negative ion is known as an _______
Anion
In Mrs C Gren, what do the R's stand for
Reproduction and Respiration
The area under a speed/time graph is...
distance
What is the unit of Power
Watts
Acid + base carbonate -> _______ + _______ + _______
Water, carbon dioxide, salt
The HCO3- ion is known as the _________ ion
Bicarbonate (or hydrogen carbonate)
Acidic environments (Low Ph) do this to the cell wall of microbes
On a speed-time graph, a horizontal line means...
Constant speed
If the forces on an object are unbalanced then the object is
Accelerating
A test for the presence of carbon dioxide gas (CO2) is
Limewater turning milky
Calcium atom has the electron configuration of 2, 8, 8 __
2
Terms
Links
Consequences