2nd grade Science quiz

A vertebrate is an animal that has

• A. Hands

• B. A skeleton, spine and skull

• C. Head and legs

Vertebrates that feed their babies with milk are called

• A. Reptiles

• B. Amphibians

• C. Mammals

Among the vertebrate animals there are "families". The family of vertebrates that can fly and is oviparous is

• A. Birds

• B. Reptiles

• C. Mammals

The shape of birds' beak depends on

• A. Weather

• B. Their blood

• C. Their habitat

• D. What they eat

Reptiles are cold blooded. This means that they

• A. Do not feel cold

• B. Can not swim in hot water

• C. Have a body temperature that varies with the environment

• D. Eat smaller animals

The material a PAPER CLIP is made of is

• A. Wood

• B. Fabric

• C. Metal

• D. Glass

Materials that DO NOT exist in nature but humans create it are called

• A. Real

• B. Artificial

• C. Proper

• D. Natural

An example of ELASTIC material is

• A. Wool

• B. Rubber

• C. Metal

• D. Cotton

Can energy come from fire?

• A. Yes

• B. Not

• C. Impossible

Complete the sentence about properties of materials: bricks are an example of _________ materials.

• A. Soft

• B. Flexible

• C. Rigid

• D. Elastic