6th Grade Semester 1 Exam Review

Sarah’s lab group is trying to determine the identity of four unknown powders. Below is each student’s suggestion about how to test the powders. Which student's suggestion is the safest way to begin?

• Sarah

• David

• Lena

• Kesha

Tags

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2

Which of the activities would require the use of goggles, aprons, gloves?

• Creating a model of DNA

• Measuring the density of a sample of granite

• Comparing how fast carts roll down ramps

• Determining the boiling point of a solution

Josey is conducting a lab investigating the effects of acid rain. While reading the lab instructions, she notices the safety symbol shown above. She knows the meaning of this safety symbol. Which safety precaution is she likely to choose first?

• Wear safety gloves

• Be careful of dripping water

• Wash your hands

• Wear heat resistant gloves

Stephanie is in volleyball practice and she notices something interesting about the effect that spiking the ball has on her hand. She notices that the harder she hits the ball, the more that her hand hurts afterward. Which Newton's Law explains why this happens?

• Newton's First Law

• Newton's Second Law

• Newton's Third Law

• Newton's Laws do not explain why this happens

Tags

NGSS.MS-PS2-1

Which of the following scenarios are examples of an action-reaction pair of forces? Select TWO correct answers.

• a swimmer pushing on the water while the water pushes back on the swimmer

• a diver pushing down on the diving board while the diving board pushes down on the spring

• a tennis racquet pushing on a ball while the ball pushes back on the tennis racquet

• a boy climbing up a ladder and holding onto the rails while climbing

• a girl flying into the air after pushing down on a trampoline while the force of gravity pulls her back down

Tags

NGSS.MS-PS2-1

Isaac Newton made many important discoveries about forces and gravity. These discoveries are MOST useful to people who study —

• traits of plants

• motions of planets

• behaviors of humans

• connections of circuits

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

Within sound waves, the particles move parallel to the direction the wave is traveling. Sound waves are an example of which of the following kind of waves?

• mechanical wave

• longitudinal wave

• transverse wave

• electromagnetic wave

Light is electromagnetic radiation that can be detected by the human eye. What kind of wave does light travel as?

• longitudinal wave

• mechanical wave

• rarefaction wave

• transverse wave

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Which wave is able to travel through a vacuum or empty space without a medium?

• only transverse or electromagnetic waves

• only longitudinal or sound waves

• both transverse and longitudinal waves are able to travel through a vacuum

• only mechanical waves

Tags

NGSS.HS-PS4-3

All these power plants use energy from a gas to turn their turbines. Which of these power plants uses the gas with the LEAST amount of heat energy to turn its turbines?

• nuclear power plant

• wind farm power plant

• geothermal power plant

• coal-burning power plant

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4