WorksheetsYear7 Physics qld
Total questions: 15
Worksheet time: 16mins
What unit is used to measure force?
Fahrenheit
Kelvin
Newtons
Helix
What is the only natural way inanimate objects slow down?
Thrust
Friction
Momentum
Blockage
Mass x Acceleration =?
Tension
Speed
Weight
Force
Sound cannot travel through a?
Plasma
Bose-Einstein Condensate
Vacuum
Gas
Why does a sharp knife cut better than a blunt knife?
It is a smaller surface area on the blade edge so it can apply more pressure per cm3
it slices through particles better because it can slide in and tear them
It applies less pressure per cm3 because the blade edge is smaller
The tension when the blades starts to tear the given object
Which of the following is not true about light? Light is...
Fastest in a vacuum
Slower than sound
Refracts in water or another given liquid
Fastest is a gas in a celestial body with an atmosphere
What Force intensifies with more mass?
Gravity
Magnetism
Friction
Thermal energy
If jimmy Neutron is 100 kg on Jupiter (25 m/s2), how heavy is he on Earth? (rounded m/s2)
50 kg
40kg
45kg
30kg
What is Earths m/s2 ?
11.69420 m/s2
10 m/s2
9.187 m/s2
9.807 m/s2
What are the 5 states of matter?
Solid, Water, Plasma, Gas, Bose-Einstein condensate
Hydrogen, Solid, Gas, Liquid, Radon
Solid, Gas, Liquid, Plasma, Bose-Einstein condensate
Solid, Gas, Liquid, Plasma, Radon
What does Mass and Weight have in common?
They are both affected by gravity
Weight can't exist in a vacuum
They attract each other
They are the only weight with neurons
Hardness is defined by? ...
Electrons
Nuclei
Surface area
Density
In a vacuum what object will reach the ground first when dropped 25 meters above the surface?
Feather as it the lightest?
Iron block 25x25 meters as it is the biggest and heaviest?
It doesn't matter, they will fall at the same rate
The non-Newtonian fluid as it has a changing density?
What is the difference in mass and weight? is it...
Mass is the quantity of a substance while Weight is the force
they are synonymous
Mass is heavier than Weight
Mass is the force while Weight is the quanity of a substance
What can forces do?
Make things stop or start moving
Change the molecular structure(shape) of things
Make things change direction
All of these things
