Semester 1 Exam 8th grade science

Front

What is the systematic study of natural events and conditions?

Back

Science

Front

Who developed the model of planetary motion that describes the orbits of planets around the Sun?

Back

Kepler

Front

What can lead to a change in a scientific model or theory?

Back

New evidence

Front

Why do organisms need food?

Back

For energy

Front

How is the Sun best described in terms of size and temperature?

Back

Average sized, with a temperature of approx 6000K

Front

What is the process by which plants convert sunlight into energy?

Back

Photosynthesis

Front

What is the basic unit of life?

Back

Cell

Front

What is the force that attracts objects towards each other?

Back

Gravity

Front

What is the term for a testable prediction in science?

Back

Hypothesis

Front

What is the scientific method?

Back

A systematic approach to inquiry involving observation, hypothesis, experimentation, and conclusion.