Science MAP Review - Physical Science

What type of reaction occurs when a pizza is baked? Why?

• Physical Change; New substances are made.

• Physical Change; No new substances are made.

• Chemical Change, New substances are made.

• Chemical Change, No new substances are made

Answer explanation

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

NGSS.MS-PS1-4

Through cellular respiration, animals convert sugar and oxygen into carbon dioxide and water. Which of the following is true about this process?

• The number of element atoms do not change before or after the reaction.

• The number of element atoms are greater before the reaction than after the reaction.

• The number of element atoms are less before the reaction than after the reaction.

• 40% of element atoms disappear during the reaction.

Answer explanation

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which best describes the link between mass and gravitational forces between two objects?

• The gravitational force decreases as masses of objects increase.

• The gravitational force increases as masses of objects increase.

• The gravitational force increases as volume of objects increases.

• A.The gravitational force decreases as area of objects increases.

Answer explanation

Tags

NGSS.MS-PS2-4

A person is pushing a car that ran out of gasoline. How can the person increase the speed of the car being pushed?

• Decrease the force applied to the car.

• Increase the force applied to the car.

• Pull on the car more than pushing on it.

• Increase the mass inside the car.

Answer explanation

Tags

NGSS.MS-PS3-5

NGSS.MS-PS2-2

Which of the following is an example of a non-contact force?

• Water eroding the bottom of a stream.

• A bat hitting a baseball.

• Hockey players skating on ice.

• An apple falling from a tree.

Answer explanation

Tags

NGSS.MS-PS2-4

NGSS.MS-PS2-5

Each morning, a sports car travels at 55 miles per hour for ten minutes on the highway. Which of the following would best increase the kinetic energy of the traveling car for these ten minutes?

• Decrease the speed of the car.

• Increase the mass inside the car.

• Keep the speed at exactly 55 miles per hour.

• Decrease the mass of the car.

Answer explanation

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

NGSS.MS-PS3-4

A seal is sliding down a hill. Where does it have the most kinetic energy?

• The top of the hill

• The middle of the hill

• Right before the bottom of the hill

• Sitting still at the bottom of the hill

Answer explanation

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Which of the following waves require material to travel through it?

• X-Rays

• Microwaves

• Light

• Water

Answer explanation

Tags

NGSS.MS-PS4-2

Which is the highest point of a transverse wave?

• Crest

• Trough

• Rest Position

• Amplitude

Answer explanation

Tags

NGSS.MS-PS4-1

Which term describes the bending of waves after it hits a barrier with an opening?

• Absorption

• Reflection

• Diffraction

• Convection

Answer explanation