work

what is occupation

• A hobby
• A type of food
• A job or profession
• A type of animal

Energy is the ability to do work.

• True

• False

If Reema is able to move a table, then ____ is said to be done

When we use force to move things, we do?

• Work

• Energy

X enables us to do work. X has many forms. What is X?

The ultimate source of energy is

• Food

• Sun

• Plants

• Water

To do work, we need

• Water

• Energy

• Food

• Muscles

5. Identify the simple machine which is a form of two inclined planes joined together.

• lever

• wedge

• screw

• wheel and axel

Which of the following requires more energy?

• Woman using vacuum cleaner

• Girl standing

• Man bending metal piece

• Boy cooking

Identify whether work is done or not in the picture

• Yes

• No