Round 1 - Quiz-4 - Class 4

Wheels of a shopping cart would be an example of ________.

• Friction

• pull

• bend

The amount of space a liquid takes up is ________

• Volume

• Matter

• Solid

Which of these is NOT an example of an ecosystem?

• Rainforest

• space

• Desert

What is the relationship between speed and friction?

• more friction decreases speed

• more friction increases speed

• less friction decreases speed

Gases have...

• A definite shape but no definite volume

• No definite shape but a definite volume

• No definite shape or volume

Main support to our body is provided by

• skull

• vertebral column

• rib cage

Liquid particles are...

• tightly packed

• loosely bonded and flowing

• free to fly in all directions

Which one of the following statements is INCORRECT?

• Bone is where most blood cells are made

• Bone protects and supports the body and its organs

• Bone is a dry and non-living supporting structure

In which state are the particles only able to vibrate in a fixed position?

• Solid

• Liquid

• Gas

Skull also protects our ______

• lungs

• body's cells

• brain