Reviewer in Science 06

In which circuit will the bulb glow?

What are the evidences that tells you that is it is a sedimentary rock?

• It has the remains of the animals.

• It has layers of rocks

What causes the water to flow out of the tap?

• volume

• mass

• friction

• gravity

A Martian year is longer than an Earth year. Why a Martian year is longer than an Earth year?

• Mars has two moons.

• Mars is further than the Sun than Earth

• A day on Mars is longer than a day on Earth

• The axis tilt of Mars is larger than the axis tilt of Earth.

Which BEST describes the role of a decomposer in an ecosystem?

• Remove living organisms for the ecosystem.

• Break down organic into simpler substances.

• Provide energy to the ecosystem.

• Produce oxygen to the ecosystem.

In which year were about 4000 bustards bred?

• 2010

• 2006

• 2002

• 1998

Which material was best at protecting the cookie?

• A. aluminum foil

• B. bubble wrap

• C. cardboard

• D. tissue paper

Martin places different objects on the water surface in a bowl of water. He observes whether they will sink or float. Martin is going to place a toy boat in a bowl of water. What will happen to the water level inside the bowl when Martin places the boat in the water?

• The water will rise.

• The water will stay the same.

• The water will fall.

Which type of cloud is likely to produce thunderstorms?

• Cirrus

• Stratus

• Cumulus

• Cumulonimbus

Nathaniel used his finger to push the block across the table for 5 seconds, then tried to wet the table with water. He pushed the block again for 5 seconds. What could be the question that Nathaniel is trying to answer based on his experiment?

• Will the block rust?

• Will the block become wet?

• Is it easier to push the block if the surface is wet?

• How long does it take to push the block across the table?