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WorksheetsSCIENCE C5 (1 NAFI)
Total questions: 20
Worksheet time: 19mins
Organisms whose cells do not have a nucleus are called _____.
Eukaryotes
Multicellular
Prokaryotes
An organism made of only one cell is called _____ .
Mutlicellular
Monocellular
Unicellular
The densely packed area of a cell that has the DNA and controls the cell's activities.
Chloroplast
Nucleus
Mitochondria
. WHAT IS A MATTER?
Substance that has shape and weight
Substance that has mass and occupies space
Substance that has color and shape
Which one is matter?
human
light
sound
Which one is non-matter?
worm
book
light
Which one is chemical properties?
density
boiling
decomposition
Ice melting is an example of a
physical changes
physical properties
chemical properties
What is the substance that NOT exists in all three states naturally?
Pen
Rainbow
Water
Particles vibrate in fixed position.
Solid
Liquid
Gas
Particles move randomly and collide with one another.
Solid
Liquid
Gas
Take the shape of the container but fixed volume
Gas
Solid
Liquid
Lower density equal to
denser
dense
less dense
What is diffusion?
Process in which the particles of substances diffuse from high concentration area to a low concentration area
Process in which the particles of substances diffuse from low concentration area to a high concentration area
Rate of diffusion of particles in a solid is
high
low
Rate of diffusion of particles in gas is
highest
lowest
During condensation,
heat is absorbed
heat is released
heat is trapped
The clothes hung on the clothesline is undergoing ______.
Boiling
Melting
Evaporation
Mothball/ naphthalene will undergo the process of _________.
boiling
sublimation
melting
Higher density equal to
denser
more dense
less dense
