Sci-5 Quarter 1 Spiral Review

Select all correct answers. During photosynthesis plants use three things:

• Carbon Dioxide
• Oxygen
• Water
• Soil
• Sunshine

What part of an ecosystem food pyramid has the greatest amount of energy?

• producers
• consumers

How do plants reproduce?

• by the deposition of seeds or spores
• from photosynthesis
• by taking in oxygen
• absorbing water

Because animals are incapable of making their own food, they must eat other organisms. This makes them __________.

• producers
• consumers

The arrows in a food chain always show the __________ .

• flow of energy
• way sunlight moves
• how plants grow

A boy helped his neighbors pack their moving van. Which box would be the most difficult for him to carry?

• a box full of books
• a box full of pillows
• a box full of kitchen utensils
• a box full of stuffed animals

All of the following would be changes in motion EXCEPT -

• Going in a different direction
• Starting from a stopped position
• Slowing down
• Moving at a constant speed

A boy rubs wax on his snowboard, so it will go down the mountain faster. Which science fact is he proving?

• Smooth, slippery items have more friction
• Smooth, slippery items have less friction
• Water freezes if the temperature is below 32 degrees
• Water freezes if the temperature is above 32 degrees

All moving objects have -

• Potential energy
• Kinetic energy
• Frictional force
• Electrical force

Identify examples of kinetic energy?

• A girl riding a bike.
• A man standing on the porch about to step off.
• A woman knitting a sweater.
• A boy doing a cartwheel.