Can cell walls be found in plant cells, animal cells or both?
Plant cell
What is the first element on the periodic table?
H
Can light bend around corners?
yes
Which of the following would be considered a renewable resource
a)Aluminum
b)Cattle
c)Coal
D)Uranium
B
True or false: snails have teeth
True
A DNA molecule is described as being what shape?
Double Helix
What is the centre of an atom called?
Nucleus
Are there any massless particles?
yes.. Photon, gluon
A scientific theory is best described as a(n).
a)Widely-supported scientific explanation
b)Hunch
c)Educated guess
d)Hypothesis that has not yet been thoroughly tested
A
True or false: jellyfish have hearts
False
The term 'renal' refers to which organs?
Kidney
What orbits the nucleus of an atom?
Electrons
Electric power is typically measured in what units?
Watts
When the first geothermal power plant was started?2.
Canada
Isaac Newton is best known for discovering what?
Gravity
What do we call the most basic structural unit of living things?
Cell
What is the main gas found in the air we breathe?
Nitrogen (around 78%)
How much does a person weigh on the Moon compared to Earth?
Less
How many percentage of the earth surface is covered by the oceans?
70
The sun and everything that travels around it is known as our what?
Solar system
In order to identify the probability of inheritance, we can use a _________________.
Punnett Square
Is sodium hydroxide (NaOH) an acid or base?
Base
If a metal expands when it gets hot what does it do when it cools?
Contract
When is the Earth day?
April 22
The sun is the earth's major source of what?
Energy