Grade 5 Science. (Grade 3) Practice Test

What is the teacher most likely trying to show using this model of the solar system?

• an experiment on the moon

• how planets move around the Sun

• the gases that make up the Sun

• temperature on the Sun’s surface

The Sun is around 93 million miles from Earth. It provides the energy and warmth needed to support life. What would happen to life on Earth if the Sun was the same distance from the Earth as Jupiter?

• Life on Earth would adjust to the warmer temperatures.

• Life on Earth would adjust to the colder temperatures.

• Earth would be too hot to sustain life.

• Earth would be too cold to sustain life.

What is the temperature of the liquid?

• 30°C

• 45°C

• 55°C

• 60°C

All plants make their own food. Which of the following is NOT required for these plants to make their own food?

• sunlight

• water

• dirt

• air

Based on the table, which series of fractions would represent the students in Group 3?

• 1/3 red, 1/3 blue, 1/3 yellow

• 5/6 red, 0 blue, 1/6 yellow

• 1/2 red, 1/4 blue, 1/4 yellow

• 2/6 red, 1/6 blue, 3/6 yellow

Tommy wonders why the Sun is called a medium-sized star when it seems so big. All of the other stars at night are small compared to the Sun. Which conclusion can be drawn from to explain this to Tommy?

• The Sun looks larger because it is closer to the Earth than the other stars.

• The stars you see at night are very small compared to the Sun.

• All stars are the same size, so the Sun is the biggest star in the universe.

• The Sun does not look like the other stars in the sky, so it must not be a star.

A beam of light is shined directly at a mirror. Which statement tells what happens to the light when it hits the mirror?

• It will continue in a straight line.

• It will bend.

• It will reflect back at the source.

• It will disappear.

The object shown is in our daytime sky every day. What travels from it in order to help plants grow on the earth?

• hot air

• oxygen

• gravity

• energy

Scientists often write articles that are printed in science journals. These articles are based on facts and data that scientists collect. Why should scientists read each other's results before the articles are written?

• to spot errors in another scientist's methods and make suggestions

• to stop the printing of a competing scientist's results

• to take another scientist's data and use it in the future

• to learn about a science topic that is unfamiliar

Which planet would get the least amount of sunlight, making it the dimmest as seen from Earth?

• Jupiter

• Neptune

• Mars

• Saturn