Science TEKS

Which of the following is an example of velocity?

• 30 m/s

• 30 m/s east

• 30 m

• 30 m east

What does a curved line on a distance-time graph indicate?

• Constant speed

• Acceleration

• Deceleration

• No movement

Which of the following best describes Newton's First Law of Motion?

• An object will remain at rest or in uniform motion in a straight line unless acted upon by an external force.

• The acceleration of an object is directly proportional to the net force acting on it and inversely proportional to its mass.

• For every action, there is an equal and opposite reaction.

• The force of gravity acts between all masses.

Which graph shows an object going back to the start position?

• A

• B

• C

• D

What does a horizontal line on a distance-time graph indicate?

• The object is moving at a constant speed.

• The object is accelerating.

• The object is at rest.

• The object is decelerating.

What does a steep slope on a distance-time graph indicate?

• Slow speed

• Constant speed

• Fast speed

• No movement

Gabriel sprinted down the hallway for a science project. He ran a total of 40 meters in 20 seconds. What was his average speed?

• 2 meters per second

• 20 meters per second

• 40 meters per second

• 10 meters for second

What is speed with a specific direction?

• Average Speed

• Velocity

• Vectors

• Time

What type of rock is formed when magma and lava cools and hardens?

• minerals

• sedimentary

• igneous

• metamorphic

A rock formed from fragments of other rocks is a(n)

• Metamorphic Rock

• Sedimentary Rock

• Extrusive Rock

• Igneous Rock