BELLWORK

WEEK 21-PHYSICAL SCIENCE

ROOT WORD OF THE WEEK

SCIENCE TRIVIA

Physical Science – If the kinetic energy of an object is nonzero, which of the following must also be non-zero?

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1. Mass and velocity
2. Velocity and angular momentum
3. Speed and acceleration
4. Mass and acceleration

SCIENCE TRIVIA-ANSWER

Physical Science – If the kinetic energy of an object is nonzero, which of the following must also be non-zero?

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• Mass and velocity
• Velocity and angular momentum
• Speed and acceleration
• Mass and acceleration

READ-A-GRAPH

1. What question is this graph trying to answer?

2. What are the dependent and independent variables?

3. What conclusion(s) can you make?

4. What evidence from the graph supports it?"

dependent: the thing that is “influenced”

independent: the thing that you change “on purpose”

CREATE-A-GRAPH

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Remember, it must:

• start at 0
• have a title
• have x & y axes labels
• have an evenly spaced scale

BONUS SLIDES

Science Trivia

PHYSICAL SCIENCE - When a wave enters a new medium and changes speed, what phenomenon occurs?

Science Trivia-Answer

PHYSICAL SCIENCE - When a wave enters a new medium and changes speed, what phenomenon occurs?

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REFRACTION

Science Trivia

Physical Science – A roller coaster car has a mass of 200 kilograms and a kinetic

energy of 22,500 joules.

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What is its velocity, in meters per second?

Science Trivia-Answer

Physical Science – A rollercoaster car has a mass of 200 kilograms and a kinetic

energy of 22,500 joules.

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What is its velocity, in meters per second?

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15 m/s

Science Trivia

GENERAL SCIENCE - Instead of lenses, what do reflector telescope use to collect light from celestial objects?

Science Trivia-Answer

GENERAL SCIENCE - Instead of lenses, what do reflector telescope use to collect light from celestial objects?

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MIRRORS