Science Benchmark Review 2024

Front

Which of the following explains a useful method for removing some objects that blow into a swimming pool or that are dropped into the pool by swimmers, including foam cups, keys, and coins?

Back

The foam cups are less dense than water, so they can be removed from the surfase with a pool cleaning net.

Front

Which of these is not soluble in water? Oil, Salt, Honey, Sugar

Back

Oil

Front

What should a student do to most easily separate a mixture of equal amounts of salt and pepper with grains of the same size?

Back

Put the mixture in water and filter the pepper out of the water.

Front

Which liquid is the most dense? Options: oil, water, syrup, plastic bottle

Back

syrup

Front

Daniella is handed a solid, silver-colored metal object that conducts thermal energy and is NOT attracted to a magnet. This object is most likely made from-

Back

Aluminum

Front

Students are asked to create a system using two mirrors and a flashlight to hit a target with a beam of light. Which diagram correctly uses the two mirrors and the flashlight to hit the target?

Back

A

Front

The energy associated with an object that is moving is called

Back

mechanical energy

Front

Which explains why the fork looks different under water?

Back

light is refracted at an angle

Front

What is a switch's function in a circuit?

Back

turn on and off the flow of current

Front

Which of the following is a good conductor of electricity? glass rod, cotton string, plastic tubing, copper penny

Back

copper penny