IPC Semester Exam Study Guide

A _____ unit is a unit obtained by combining different SI units. Ex:m/s

• Derived

• Net Force

• Kilogram

Match the answers to the definitions.

• Distance Formula

• The sum of all forces acting on an object

• Acceleration

• D=s x t

• Microwelds

• The rate of change of velocity

• Net Force

• Causes friction between two surfaces

Tags

NGSS.MS-PS2-2

DO WHAT IT DO!

• Weight

• Gravity is the only force acting on an object when it is in

• Terminal Velocity

• Acceleration toward the center of a curved or circular path

• Centripetal Acceleration

• Carbohydrates and fats provide our bodies with energy in the form of

• Calories

• Gravitational force exerted on an object and is calculated in Newtons

• Free Fall

• Maximum speed and object will reach when falling through a substance

______ energy travels from the sun to the earth and is transformed into chemical energy by plants

• Radiant

• Chemical

• Photosynthesis

Tags

NGSS.MS-LS1-6

What is the rate at which energy is converted?

• 9.8

• 8.9

• 10.9

• 9.08

Tags

NGSS.HS-PS1-5

Mechanical energy is the sum of what two energies in a system?

• Nuclear

• Kinetic

• Potential

• Chemical

Friction converts ​ (a)   energy to thermal energy.

• mechanical
• chemical
• nuclear
• electrical

Match the energies.

Groups:

(a) Mechanical Energy

,

(b) NOT Mechanical Energy

• Gravitational Potential Energy

• Chemical Energy

• Thermal Energy

• Nuclear Energy

• Elastic Potential Energy

• Kinetic Energy

The effectiveness of a machine to increase its force is described by its ​ (a)  

• mechanical advantage
• chemical advantage
• thermal energy

____ energy is stored by things that stretch or compress or bend.

• Elastic

• Chemical

• Mechanical