WorksheetsSCIENCE FORM 1 CHAPTER 3
Total questions: 15
Worksheet time: 8mins
What is meant by the mass of an object?
Quantity of substance in an object.
Pull of gravity on an object.
Pressure exerted by an object
Total force exerted by an object.
Which is the best definition for matter?
Anything which has shape.
Anything which has volume
Anything which has volume and mass
Anything which has mass and occupies space
A ballon expands and its weight increases as it is filled with water. This shows that...
water has mass
water takes up spaces
water is matter
Solids possess fixed shapes and volumes because their particles...
do not have energy
attract one another
keep the same positions
are of the same size
The perfumes used by a girl can be detected when she passes by. How can this be explained?
Particles of perfume diffuse quickly through the air
Particles of perfume combine with air particles
Particles of perfume float in the air
Perfume sets free smell into the air
Which statement below is incorrect?
Particles of solids vibrate in their own positions.
Particles in liquids can move about freely
Particles in gases diffuse in all directions
The movement of particles in matter decreases with rise in temperature
What is meant by the density of a substance?
The number of particles in 1 cm3 of a substance
The volume of 1 g of a substance
The space taken up by 1 g of a substance
The mass per unit volume of a substance
An object weighing 40 g displaces 5 cm3 of water in a measuring cylinder. What is the density of the object?
0.125 g/cm3
35 g/cm3
8 g/cm3
4.5 g/cm3
A piece of aluminium weighing 260 g is placed into a larger measuring cylinder containing water. if the density of aluminium is 2.6 g/cm3 , what volume of water will it displaces?
10 cm3
50 cm3
26 cm3
100 cm3
Which one of the following does not depend on how small or large a sample of the material is used in determining it?
Density
Mass
Weight
Volume
A wooden rod with a cross-sectional area of 5cm2 and a lenght of 20 cm has a of 70 g. What is the density of the rod in g/cm3?
0.6
0.7
0.8
0.9
What property of air is made use of in using it to inflate motor car tyres?
Air is a mixture of gases
Air exerts pressure in all directions
Air has mass
Air occupies space
How does a submarine make itself less dense for rising to the surface of the sea?
By stopping its engines
By inflating the floats in the submarine
By filling its ballast tanks with sea water
By emptying sea water from its ballast tanks
Among the things which float on water are....
rafts for carrying goods
buoys fr guiding ships
floats on board ferries
When your mother is cooking curry in the kitchen, people in the sitting room can smell the curry. This is an application of...
diffusion of gases
density of air
convection currents
the principle of flotation
