Physical Science Midterm Exam Review

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Questions and Answers

What is the formula for speed/velocity?

  • $v = \frac{d}{t}$ (correct)
  • $v = \frac{t}{d}$
  • $v = a \times t$
  • $v = d \times t$

What is the unit for gravitational potential energy?

  • Newton (N)
  • Meters per second (m/s)
  • Watts (W)
  • Joules (J) (correct)

What is the formula for net force (sum)?

  • $F_{net} = m + a$
  • $F_{net} = ma$ (correct)
  • $F_{net} = \frac{m}{t}$
  • $F_{net} = \frac{m}{a}$

What is the formula for work?

<p>$W = Fd\cos(\theta)$ (C)</p> Signup and view all the answers

What is the formula for power?

<p>$P = \frac{W}{t}$ (B)</p> Signup and view all the answers

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