Science Final Review 2nd Grade

Scientist can learn about animals that are extinct by ____.

• Studying fossils
• Studying erosion
• Studying clouds

Why do animals need shelter?

• To get food
• To get water
• To stay safe

What do humans and plants need to survive?

• rocks
• soil
• Water

What objects use wind to move?

• Sail boat
• soil
• Water

What is an example of water in a solid state?

• Ice cubes
• Raindrops
• Water vapor

Jenny wants to find the weight of the banana, which tool should she use?

• Scale
• Thermometer
• Ruler

You plant a bean seed in a cup of soil. Which plant part will grow from the seed first?

• Flower
• Roots
• Leaves

Before school. Steph sees several puddles on the playground. It’s a sunny day. Afterschool, the puddles are gone. What happened?

• The puddles froze
• The puddles melted
• The puddles evaporated

How long does it take the Earth to rotate once?

• 24 hours
• 24 days
• 240 years

Who has hair or fur that covers its skin?

• Amphibians
• Reptiles
• Mammals