EASY
9th CBSE
IMPORTANT
Earn 100

When is the work done by a force on a body said to be negative? Give two examples.

Important Questions on Work and Energy

EASY
9th CBSE
IMPORTANT
LIVING SCIENCE PHYSICS 9>Chapter 5 - Work and Energy>Check Your Progress>Q 1
Name four substances which store chemical energy in them.
EASY
9th CBSE
IMPORTANT
LIVING SCIENCE PHYSICS 9>Chapter 5 - Work and Energy>Check Your Progress>Q 2
Sound is a form of energy. Cite an example.
EASY
9th CBSE
IMPORTANT
LIVING SCIENCE PHYSICS 9>Chapter 5 - Work and Energy>Check Your Progress>Q 3
Name the source of electrical energy.
EASY
9th CBSE
IMPORTANT
LIVING SCIENCE PHYSICS 9>Chapter 5 - Work and Energy>Check Your Progress>Q 4
Cite any two uses of magnetic energy.
EASY
9th CBSE
IMPORTANT
LIVING SCIENCE PHYSICS 9>Chapter 5 - Work and Energy>Check Your Progress>Q 5
Define the term energy.
EASY
9th CBSE
IMPORTANT
LIVING SCIENCE PHYSICS 9>Chapter 5 - Work and Energy>Check Your Progress>Q 6
Is energy a scalar or a vector quantity?
EASY
9th CBSE
IMPORTANT
LIVING SCIENCE PHYSICS 9>Chapter 5 - Work and Energy>Check Your Progress>Q 7
Light is a form of energy. Cite an example.
EASY
9th CBSE
IMPORTANT
LIVING SCIENCE PHYSICS 9>Chapter 5 - Work and Energy>Check Your Progress>Q 8
What kind of energy is stored in steam?