Gravitational
Who discovered gravity
Newton
Define force
Push and pull
N and S
Name one conductor of electricity
Salty water, metals.
What are some negative effects of friction
wear and tear.
What is the full name of Newton
Issac Newton
Suggest a game where chasing of motion is used
Cricket football.
The South Pole replies which pole
South Pole.
Name one non conductor of electricity
Wood, .
One positive effect of friction
Write on paper, can walk. Etc
Where does the object get attracted to in gravity
Towards the Center of the Earth
state an example where force is used in kitchen
Squeezing
Name a material that has magnetic properties
Iron
Does salty water conduct electricity?
No.
How to reduce the friction?
Apply lubricant
What is the value of gravity on Earth.
9.8
If book A,B!cD are kept one on the other being A on top and D at bottom. which book get more pressure
D
Name one magnet
Bar magnet, horse shoe magnet, needle magnet.
Can electricity be generated using water force?
Yes
Which is easier rolling or sliding
Sliding
If Alex’s mass is 50 kg on Earth, what will be his mass on moon.
50kg
Which type of force creates heat
Friction
Tina rubbed a magnet against a piece of safety pin. Will safety pin be a magnet after rubbing sometime ?
Yes
What is unit of electric current
Ampere.
Does friction stop a moving object ?
Yes