Science Quiz

Which circuit shown will produce light when the switch is closed?

• Circuit A

• Circuit B

• Circuit C

• Circuit D

Which statement best explains why the sun appears to move across the sky during the day?

• The Earth is closest to the sun in the winter.

• The Earth is revolving around the sun.

• The Earth is tilted at 23.5 degrees.

• The Earth is rotating on its axis.

A student is looking directly at a lit nightlight through two different cardboard tubes as shown. Through which tube, if any, will the light be seen and why?

• The bent tube only because the light bounces off the sides of the tube and travels through the tube to the student’s eye

• The straight tube only because the light travels in a straight line directly to the student’s eye

• Both tubes because light travels equally well along straight and curved paths

• Neither tube because both tubes absorb all of the light

A student places objects in a bucket of water to determine if they will float. Which set of items is less dense than water?

• Plastic paper clip, penny, and cork

• Toothpick, metal spoon, and plastic paper clip

• Metal spoon, vegetable oil, and penny

• Toothpick, cork, and vegetable oil

A food chain is shown. Which role do the grasses have in the food chain?

• They decompose small organisms to produce energy.

• They prevent the food chain from containing too many carnivores.

• They capture the energy from the sun and are food for consumers.

A diagram of different sections of land is shown. Which action is most likely happening in Section Y in the diagram?

• Wind and rain compacting rock into larger pieces

• Water carrying rocky material to a new location

• Chemicals in water gluing sediments to each other

• Pressure causing layers of sediment to form over time

A student uses the setup shown to investigate ways to speed up evaporation. Which forms of energy are being compared in the student's investigation?

• Light energy and electrical energy

• Mechanical energy and electrical energy

• Light energy and thermal energy

• Mechanical energy and thermal energy

Which statement is supported by the data shown in the table?

• Pumpkins take the most time to sprout and to be ready for harvesting.

• Green bean seeds sprout faster because they are smaller than other seeds.

• Cucumbers are ready for harvest in less time than watermelons.

• Watermelon seeds take longer to sprout because watermelon plants produce large fruits.

Which planet should they place at the greatest distance from the school building?

• Jupiter

• Neptune

• Mercury

• Saturn

Students observe a gerbil in a cage. They write their observations as shown: - It twitches its whiskers. - It burrows in the bedding. - It drinks water from a metal tube. - It walks on four legs. Which of these observations is most likely a learned behavior?

• Twitching its whiskers

• Burrowing in the bedding

• Drinking water from a metal tube

• Walking on four legs